diff --git a/src/lib/types.ts b/src/lib/types.ts
index 8ccfe5c..4e100de 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -37,7 +37,7 @@ export type Secret = Document &
     "secret",
     {
       text: string;
-      discoveredOn: ISO8601Date | null;
+      discovered: boolean;
     }
   >;
 
diff --git a/src/routes/_authenticated/document.$documentId.tsx b/src/routes/_authenticated/document.$documentId.tsx
index 0c6e7c5..3803dd8 100644
--- a/src/routes/_authenticated/document.$documentId.tsx
+++ b/src/routes/_authenticated/document.$documentId.tsx
@@ -1,11 +1,10 @@
-import { createFileRoute } from '@tanstack/react-router'
+import { createFileRoute } from "@tanstack/react-router";
 import { pb } from "@/lib/pocketbase";
 import { AutoSaveTextarea } from "@/components/AutoSaveTextarea";
 import { useState } from "react";
+import type { Secret } from "@/lib/types";
 
-export const Route = createFileRoute(
-  '/_authenticated/document/$documentId',
-)({
+export const Route = createFileRoute("/_authenticated/document/$documentId")({
   loader: async ({ params }) => {
     const doc = await pb.collection("documents").getOne(params.documentId);
     // Fetch the unique relationship where this document is the primary and type is "plannedSecrets"
@@ -13,12 +12,13 @@ export const Route = createFileRoute(
       filter: `primary = "${params.documentId}" && type = "plannedSecrets"`,
     });
     // Get all related secret document IDs from the secondary field
-    const secretIds = relationships.items.length > 0 ? relationships.items[0].secondary : [];
+    const secretIds =
+      relationships.items.length > 0 ? relationships.items[0].secondary : [];
     // Fetch all related secret documents
     let secrets: any[] = [];
     if (Array.isArray(secretIds) && secretIds.length > 0) {
       secrets = await pb.collection("documents").getFullList({
-        filter: secretIds.map(id => `id = "${id}"`).join(" || "),
+        filter: secretIds.map((id) => `id = "${id}"`).join(" || "),
       });
     }
     return { document: doc, secrets };
@@ -27,19 +27,19 @@ export const Route = createFileRoute(
 });
 
 function RouteComponent() {
-  const { document, secrets } = Route.useLoaderData();
-  const strongStart = document?.data?.session?.strongStart || "";
+  const { document: session, secrets } = Route.useLoaderData();
+  const strongStart = session?.data?.session?.strongStart || "";
   const [newSecret, setNewSecret] = useState("");
   const [adding, setAdding] = useState(false);
   const [secretList, setSecretList] = useState(secrets);
   const [error, setError] = useState<string | null>(null);
 
   async function handleSaveStrongStart(newValue: string) {
-    await pb.collection("documents").update(document.id, {
+    await pb.collection("documents").update(session.id, {
       data: {
-        ...document.data,
+        ...session.data,
         session: {
-          ...document.data.session,
+          ...session.data.session,
           strongStart: newValue,
         },
       },
@@ -53,7 +53,7 @@ function RouteComponent() {
     try {
       // 1. Create the secret document
       const secretDoc = await pb.collection("documents").create({
-        campaign: document.campaign, // assuming campaign is an id or object
+        campaign: session.campaign, // assuming campaign is an id or object
         data: {
           secret: {
             text: newSecret,
@@ -62,8 +62,8 @@ function RouteComponent() {
         },
       });
       // 2. Check for existing relationship
-      const existing = await pb.collection("relationships").getOne({
-        filter: `primary = "${document.id}" && type = "plannedSecrets"`,
+      const existing = await pb.collection("relationships").getFullList({
+        filter: `primary = "${session.id}" && type = "plannedSecrets"`,
       });
       if (existing.length > 0) {
         // Update existing relationship to add new secret to secondary array
@@ -73,7 +73,7 @@ function RouteComponent() {
       } else {
         // Create new relationship
         await pb.collection("relationships").create({
-          primary: document.id,
+          primary: session.id,
           secondary: [secretDoc.id],
           type: "plannedSecrets",
         });
@@ -87,37 +87,106 @@ function RouteComponent() {
     }
   }
 
+  async function handleToggleDiscovered(secret: Secret, checked: boolean) {
+    // 1. Update the discovered field in the secret document
+    await pb.collection("documents").update(secret.id, {
+      data: {
+        ...secret.data,
+        secret: {
+          text: secret.data.secret.text,
+          discovered: checked,
+        },
+      },
+    });
+    // 2. Remove any existing discoveredIn relationship
+    const rels = await pb.collection("relationships").getList(1, 1, {
+      filter: `primary = "${secret.id}" && type = "discoveredIn"`,
+    });
+    if (rels.items.length > 0) {
+      await pb.collection("relationships").delete(rels.items[0].id);
+    }
+    // 3. If marking as discovered, add a new discoveredIn relationship
+    if (checked) {
+      await pb.collection("relationships").create({
+        primary: secret.id,
+        secondary: [session.id],
+        type: "discoveredIn",
+      });
+    }
+    // 4. Update local state
+    setSecretList(
+      secretList.map((s: any) =>
+        s.id === secret.id
+          ? {
+              ...s,
+              data: {
+                ...s.data,
+                secret: { ...s.data.secret, discovered: checked },
+              },
+            }
+          : s,
+      ),
+    );
+  }
+
   return (
     <div className="max-w-xl mx-auto py-8">
-      <h2 className="text-2xl font-bold mb-4 text-slate-100">Session Strong Start</h2>
+      <h2 className="text-2xl font-bold mb-4 text-slate-100">
+        Session Strong Start
+      </h2>
       <AutoSaveTextarea
         value={strongStart}
         onSave={handleSaveStrongStart}
         placeholder="Enter a strong start for this session..."
         aria-label="Strong Start"
       />
-      <h3 className="text-lg font-semibold mt-8 mb-2 text-slate-200">Planned Secrets</h3>
+      <h3 className="text-lg font-semibold mt-8 mb-2 text-slate-200">
+        Planned Secrets
+      </h3>
       {secretList && secretList.length > 0 ? (
         <ul className="space-y-2">
           {secretList.map((secret: any) => (
-            <li key={secret.id} className="bg-slate-800 rounded p-4 text-slate-100">
-              {secret.data?.secret?.text || <span className="italic text-slate-400">(No secret text)</span>}
+            <li
+              key={secret.id}
+              className="bg-slate-800 rounded p-4 text-slate-100 flex items-center gap-3"
+            >
+              <input
+                type="checkbox"
+                checked={!!secret.data?.secret?.discovered}
+                onChange={(e) =>
+                  handleToggleDiscovered(secret, e.target.checked)
+                }
+                className="accent-emerald-500 w-5 h-5"
+                aria-label="Discovered"
+              />
+              <span>
+                {secret.data?.secret?.text || (
+                  <span className="italic text-slate-400">
+                    (No secret text)
+                  </span>
+                )}
+              </span>
             </li>
           ))}
         </ul>
       ) : (
-        <div className="text-slate-400">No planned secrets for this session.</div>
+        <div className="text-slate-400">
+          No planned secrets for this session.
+        </div>
       )}
       <form
         className="flex items-center gap-2 mt-4"
-        onSubmit={e => { e.preventDefault(); handleAddSecret(); }}
+        onSubmit={(e) => {
+          e.preventDefault();
+          handleAddSecret();
+        }}
       >
         <input
           type="text"
           className="flex-1 px-3 py-2 rounded bg-slate-800 text-slate-100 border border-slate-700 focus:outline-none focus:ring-2 focus:ring-violet-500"
           placeholder="Add a new secret..."
           value={newSecret}
-          onChange={e => setNewSecret(e.target.value)}
+          onChange={(e) => setNewSecret(e.target.value)}
           disabled={adding}
         />
         <button