diff --git a/examples/one_shot/aiken.toml b/examples/one_shot/aiken.toml
index e75d33c9..1d19f44b 100644
--- a/examples/one_shot/aiken.toml
+++ b/examples/one_shot/aiken.toml
@@ -1,11 +1,11 @@
-name = 'aiken-lang/one_shot'
+name = 'aiken-lang/gift_card'
 version = '0.0.0'
 license = 'Apache-2.0'
-description = "One shot parameterized minting and burning of tokens"
+description = "Create a gift card that can be used to redeem locked assets"
 
 [repository]
 user = 'aiken-lang'
-project = 'one_shot'
+project = 'gift_card'
 platform = 'github'
 
 [[dependencies]]
diff --git a/examples/one_shot/islands/App.tsx b/examples/one_shot/islands/App.tsx
index 46fc4e05..be127c7d 100644
--- a/examples/one_shot/islands/App.tsx
+++ b/examples/one_shot/islands/App.tsx
@@ -95,102 +95,110 @@ export default function App({ validators }: AppProps) {
     setParameterizedContracts(contracts);
   };
 
-  const submitADAGift = async (e: Event) => {
+  const createGiftCard = async (e: Event) => {
     e.preventDefault();
 
     setWaitingLockTx(true);
 
-    const lovelace = Number(giftADA) * 1000000;
+    try {
+      const lovelace = Number(giftADA) * 1000000;
 
-    const assetName = `${parameterizedContracts!.policyId}${
-      fromText(tokenName)
-    }`;
+      const assetName = `${parameterizedContracts!.policyId}${
+        fromText(tokenName)
+      }`;
 
-    // Action::Mint
-    const mintRedeemer = Data.to(new Constr(0, []));
+      // Action::Mint
+      const mintRedeemer = Data.to(new Constr(0, []));
 
-    const utxos = await lucid?.wallet.getUtxos()!;
-    const utxo = utxos[0];
+      const utxos = await lucid?.wallet.getUtxos()!;
+      const utxo = utxos[0];
 
-    const tx = await lucid!
-      .newTx()
-      .collectFrom([utxo])
-      .attachMintingPolicy(parameterizedContracts!.mint)
-      .mintAssets(
-        { [assetName]: BigInt(1) },
-        mintRedeemer,
-      )
-      .payToContract(
-        parameterizedContracts!.lockAddress,
-        { inline: Data.void() },
-        { "lovelace": BigInt(lovelace) },
-      )
-      .complete();
+      const tx = await lucid!
+        .newTx()
+        .collectFrom([utxo])
+        .attachMintingPolicy(parameterizedContracts!.giftCard)
+        .mintAssets(
+          { [assetName]: BigInt(1) },
+          mintRedeemer,
+        )
+        .payToContract(
+          parameterizedContracts!.lockAddress,
+          { inline: Data.void() },
+          { "lovelace": BigInt(lovelace) },
+        )
+        .complete();
 
-    const txSigned = await tx.sign().complete();
+      const txSigned = await tx.sign().complete();
 
-    const txHash = await txSigned.submit();
+      const txHash = await txSigned.submit();
 
-    const success = await lucid!.awaitTx(txHash);
+      const success = await lucid!.awaitTx(txHash);
 
-    // Wait a little bit longer so ExhuastedUTxOError doesn't happen
-    // in the next Tx
-    setTimeout(() => {
+      // Wait a little bit longer so ExhuastedUTxOError doesn't happen
+      // in the next Tx
+      setTimeout(() => {
+        setWaitingLockTx(false);
+
+        if (success) {
+          localStorage.setItem(
+            "cache",
+            JSON.stringify({
+              tokenName,
+              giftADA,
+              parameterizedValidators: parameterizedContracts,
+              lockTxHash: txHash,
+            }),
+          );
+
+          setLockTxHash(txHash);
+        }
+      }, 3000);
+    } catch {
       setWaitingLockTx(false);
-
-      if (success) {
-        localStorage.setItem(
-          "cache",
-          JSON.stringify({
-            tokenName,
-            giftADA,
-            parameterizedValidators: parameterizedContracts,
-            lockTxHash: txHash,
-          }),
-        );
-
-        setLockTxHash(txHash);
-      }
-    }, 3000);
+    }
   };
 
-  const submitRedeemADAGift = async (e: Event) => {
+  const redeemGiftCard = async (e: Event) => {
     e.preventDefault();
 
     setWaitingUnlockTx(true);
 
-    const utxos = await lucid!.utxosAt(parameterizedContracts!.lockAddress);
+    try {
+      const utxos = await lucid!.utxosAt(parameterizedContracts!.lockAddress);
 
-    const assetName = `${parameterizedContracts!.policyId}${
-      fromText(tokenName)
-    }`;
+      const assetName = `${parameterizedContracts!.policyId}${
+        fromText(tokenName)
+      }`;
 
-    // Action::Burn
-    const burnRedeemer = Data.to(new Constr(1, []));
+      // Action::Burn
+      const burnRedeemer = Data.to(new Constr(1, []));
 
-    const tx = await lucid!
-      .newTx()
-      .collectFrom(utxos, Data.void())
-      .attachMintingPolicy(parameterizedContracts!.mint)
-      .attachSpendingValidator(parameterizedContracts!.lock)
-      .mintAssets(
-        { [assetName]: BigInt(-1) },
-        burnRedeemer,
-      )
-      .complete();
+      const tx = await lucid!
+        .newTx()
+        .collectFrom(utxos, Data.void())
+        .attachMintingPolicy(parameterizedContracts!.giftCard)
+        .attachSpendingValidator(parameterizedContracts!.redeem)
+        .mintAssets(
+          { [assetName]: BigInt(-1) },
+          burnRedeemer,
+        )
+        .complete();
 
-    const txSigned = await tx.sign().complete();
+      const txSigned = await tx.sign().complete();
 
-    const txHash = await txSigned.submit();
+      const txHash = await txSigned.submit();
 
-    const success = await lucid!.awaitTx(txHash);
+      const success = await lucid!.awaitTx(txHash);
 
-    setWaitingUnlockTx(false);
+      setWaitingUnlockTx(false);
 
-    if (success) {
-      localStorage.removeItem("cache");
+      if (success) {
+        localStorage.removeItem("cache");
 
-      setUnlockTxHash(txHash);
+        setUnlockTxHash(txHash);
+      }
+    } catch {
+      setWaitingUnlockTx(false);
     }
   };
 
@@ -234,14 +242,14 @@ export default function App({ validators }: AppProps) {
         )}
       {lucid && parameterizedContracts && (
         <>
-          <h3 class="mt-4 mb-2">Lock</h3>
+          <h3 class="mt-4 mb-2">Redeem</h3>
           <pre class="bg-gray-200 p-2 rounded overflow-x-scroll">
-            {parameterizedContracts.lock.script}
+            {parameterizedContracts.redeem.script}
           </pre>
 
-          <h3 class="mt-4 mb-2">Mint</h3>
+          <h3 class="mt-4 mb-2">Gift Card</h3>
           <pre class="bg-gray-200 p-2 rounded overflow-x-scroll">
-            {parameterizedContracts.mint.script}
+            {parameterizedContracts.giftCard.script}
           </pre>
 
           <div class="mt-10 grid grid-cols-1 gap-y-8">
@@ -256,12 +264,12 @@ export default function App({ validators }: AppProps) {
             </Input>
 
             <Button
-              onClick={submitADAGift}
+              onClick={createGiftCard}
               disabled={waitingLockTx || !!lockTxHash}
             >
               {waitingLockTx
                 ? "Waiting for Tx..."
-                : "Send Gift Card (Locks ADA)"}
+                : "Create Gift Card (Locks ADA)"}
             </Button>
 
             {lockTxHash && (
@@ -277,7 +285,7 @@ export default function App({ validators }: AppProps) {
                 </a>
 
                 <Button
-                  onClick={submitRedeemADAGift}
+                  onClick={redeemGiftCard}
                   disabled={waitingLockTx || !!unlockTxHash}
                 >
                   {waitingUnlockTx
diff --git a/examples/one_shot/plutus.json b/examples/one_shot/plutus.json
index 8920d784..e7ca1e2a 100644
--- a/examples/one_shot/plutus.json
+++ b/examples/one_shot/plutus.json
@@ -1,14 +1,14 @@
 {
   "preamble": {
-    "title": "aiken-lang/one_shot",
-    "description": "One shot parameterized minting and burning of tokens",
+    "title": "aiken-lang/gift_card",
+    "description": "Create a gift card that can be used to redeem locked assets",
     "version": "0.0.0",
     "plutusVersion": "v2",
     "license": "Apache-2.0"
   },
   "validators": [
     {
-      "title": "main.mint",
+      "title": "main.gift_card",
       "redeemer": {
         "title": "Action",
         "schema": {
@@ -76,7 +76,7 @@
       "hash": "9185bf20c9bbdd7062d9b2dc11a03290bfb256938395d56855baee81"
     },
     {
-      "title": "main.lock",
+      "title": "main.redeem",
       "datum": {
         "title": "Unit",
         "description": "The nullary constructor.",
@@ -121,4 +121,4 @@
       "hash": "e1c247d17b275dc889a0437d23f7791a2ea60a6d1b84612572668ec2"
     }
   ]
-}
+}
\ No newline at end of file
diff --git a/examples/one_shot/routes/index.tsx b/examples/one_shot/routes/index.tsx
index 84632217..f11c2e08 100644
--- a/examples/one_shot/routes/index.tsx
+++ b/examples/one_shot/routes/index.tsx
@@ -10,8 +10,8 @@ interface Data {
 }
 
 export const handler: Handlers<Data> = {
-  async GET(_req, ctx) {
-    const validators = await readValidators();
+  GET(_req, ctx) {
+    const validators = readValidators();
 
     return ctx.render({ validators });
   },
@@ -32,14 +32,14 @@ export default function Home({ data }: PageProps<Data>) {
             Make a one shot minting and lock contract
           </h2>
 
-          <h3 class="mt-4 mb-2">Lock</h3>
+          <h3 class="mt-4 mb-2">Redeem</h3>
           <pre class="bg-gray-200 p-2 rounded overflow-x-scroll">
-            {validators.lock.script}
+            {validators.redeem.script}
           </pre>
 
-          <h3 class="mt-4 mb-2">Mint</h3>
+          <h3 class="mt-4 mb-2">Gift Card</h3>
           <pre class="bg-gray-200 p-2 rounded overflow-x-scroll">
-            {validators.mint.script}
+            {validators.giftCard.script}
           </pre>
         </div>
 
diff --git a/examples/one_shot/utils.ts b/examples/one_shot/utils.ts
index 0d68f0eb..c374cf91 100644
--- a/examples/one_shot/utils.ts
+++ b/examples/one_shot/utils.ts
@@ -10,10 +10,11 @@ import {
 } from "~/vendor/lucid@0.9.4/mod.ts";
 
 import { Blueprint } from "~/blueprint.ts";
+import blueprint from "~/plutus.json" assert { type: "json" };
 
 export type Validators = {
-  lock: SpendingValidator;
-  mint: MintingPolicy;
+  redeem: SpendingValidator;
+  giftCard: MintingPolicy;
 };
 
 export type LocalCache = {
@@ -23,38 +24,38 @@ export type LocalCache = {
   parameterizedValidators: AppliedValidators;
 };
 
-export async function readValidators(): Promise<Validators> {
-  const blueprint: Blueprint = JSON.parse(
-    await Deno.readTextFile("plutus.json"),
+export function readValidators(): Validators {
+  const redeem = (blueprint as Blueprint).validators.find((v) =>
+    v.title === "main.redeem"
   );
 
-  const lock = blueprint.validators.find((v) => v.title === "main.lock");
-
-  if (!lock) {
-    throw new Error("Lock validator not found");
+  if (!redeem) {
+    throw new Error("Redeem validator not found");
   }
 
-  const mint = blueprint.validators.find((v) => v.title === "main.mint");
+  const giftCard = (blueprint as Blueprint).validators.find((v) =>
+    v.title === "main.gift_card"
+  );
 
-  if (!mint) {
-    throw new Error("Mint validator not found");
+  if (!giftCard) {
+    throw new Error("Gift Card validator not found");
   }
 
   return {
-    lock: {
+    redeem: {
       type: "PlutusV2",
-      script: lock.compiledCode,
+      script: redeem.compiledCode,
     },
-    mint: {
+    giftCard: {
       type: "PlutusV2",
-      script: mint.compiledCode,
+      script: giftCard.compiledCode,
     },
   };
 }
 
 export type AppliedValidators = {
-  lock: SpendingValidator;
-  mint: MintingPolicy;
+  redeem: SpendingValidator;
+  giftCard: MintingPolicy;
   policyId: string;
   lockAddress: string;
 };
@@ -70,29 +71,29 @@ export function applyParams(
     BigInt(outputReference.outputIndex),
   ]);
 
-  const mint = applyParamsToScript(validators.mint.script, [
+  const giftCard = applyParamsToScript(validators.giftCard.script, [
     fromText(tokenName),
     outRef,
   ]);
 
   const policyId = lucid.utils.validatorToScriptHash({
     type: "PlutusV2",
-    script: mint,
+    script: giftCard,
   });
 
-  const lock = applyParamsToScript(validators.lock.script, [
+  const redeem = applyParamsToScript(validators.redeem.script, [
     fromText(tokenName),
     policyId,
   ]);
 
   const lockAddress = lucid.utils.validatorToAddress({
     type: "PlutusV2",
-    script: lock,
+    script: redeem,
   });
 
   return {
-    lock: { type: "PlutusV2", script: applyDoubleCborEncoding(lock) },
-    mint: { type: "PlutusV2", script: applyDoubleCborEncoding(mint) },
+    redeem: { type: "PlutusV2", script: applyDoubleCborEncoding(redeem) },
+    giftCard: { type: "PlutusV2", script: applyDoubleCborEncoding(giftCard) },
     policyId,
     lockAddress,
   };
diff --git a/examples/one_shot/validators/main.ak b/examples/one_shot/validators/main.ak
index 7dea01b2..1b6f7f62 100644
--- a/examples/one_shot/validators/main.ak
+++ b/examples/one_shot/validators/main.ak
@@ -8,7 +8,7 @@ type Action {
   Burn
 }
 
-validator mint(token_name: ByteArray, utxo_ref: OutputReference) {
+validator gift_card(token_name: ByteArray, utxo_ref: OutputReference) {
   fn(rdmr: Action, ctx: ScriptContext) -> Bool {
     let ScriptContext { transaction, purpose } = ctx
 
@@ -32,7 +32,7 @@ validator mint(token_name: ByteArray, utxo_ref: OutputReference) {
   }
 }
 
-validator lock(token_name: ByteArray, policy_id: ByteArray) {
+validator redeem(token_name: ByteArray, policy_id: ByteArray) {
   fn(_d: Void, _r: Void, ctx: ScriptContext) -> Bool {
     let ScriptContext { transaction, .. } = ctx