diff --git a/backend/inbox/serializers.py b/backend/inbox/serializers.py
index 6893e10..f1c5963 100644
--- a/backend/inbox/serializers.py
+++ b/backend/inbox/serializers.py
@@ -44,6 +44,7 @@ def serialize_message(message: Inbox_Messages) -> dict:
     return {
         "id": str(message.id),
         "message_id": str(message.message_id) if message.message_id else None,
+        "full_email_response": message.full_email_response,
         "sender_name": sender_name,
         "fromEmail": message.message_from,
         "subject": message.message_subject,
diff --git a/frontend/src/api/inbox.js b/frontend/src/api/inbox.js
index 4f3acd9..5450dea 100644
--- a/frontend/src/api/inbox.js
+++ b/frontend/src/api/inbox.js
@@ -26,6 +26,18 @@ export function listApplications({ search, top, skip, recordId, isread } = {}) {
   })
 }
 
+/**
+ * One persisted message by id — the detail behind an inbox row.
+ *
+ * `record_id` is the inbox_messages PRIMARY KEY, not the Graph message_id:
+ * get_inbox_message_by_id runs uuid.UUID(record_id) and matches on `id`, so the
+ * external string id would fail the parse and 404. The `id` field on both
+ * /inbox/fetch and /inbox/all-applications rows is already that primary key.
+ */
+export function getMessage(recordId) {
+  return request('/inbox/fetch', { params: { record_id: recordId } })
+}
+
 /** Triggers the Graph proxy to pull new mail and persist it. */
 export function syncMailbox({ token, top, skip } = {}) {
   return request('/email/fetch', { params: { token, top, skip } })
diff --git a/frontend/src/lib/queryKeys.js b/frontend/src/lib/queryKeys.js
index 1830e71..2a4d330 100644
--- a/frontend/src/lib/queryKeys.js
+++ b/frontend/src/lib/queryKeys.js
@@ -20,6 +20,7 @@ export const qk = {
     all: () => ['mailbox'],
     messages: () => ['mailbox', 'messages'],
     applications: (p = {}) => ['mailbox', 'applications', p],
+    message: (id) => ['mailbox', 'message', id],
   },
 
   // --- seed-backed buckets ---
diff --git a/frontend/src/screens/Inbox.jsx b/frontend/src/screens/Inbox.jsx
index de76a1c..b00f68e 100644
--- a/frontend/src/screens/Inbox.jsx
+++ b/frontend/src/screens/Inbox.jsx
@@ -79,6 +79,75 @@ function SourceChip({ item }) {
   )
 }
 
+/**
+ * Graph delivers the body as text/html, so rendering it verbatim as text — which
+ * is what keeps it XSS-safe — prints the raw markup at the user.
+ *
+ * DOMParser builds a DETACHED document: it is never adopted into the live DOM, so
+ * scripts do not run and <img onerror> never fires. Reading textContent off it is
+ * therefore both safe and readable, and needs no dangerouslySetInnerHTML.
+ */
+function htmlToText(value) {
+  const raw = (value || '').trim()
+  if (!raw) return ''
+  if (!/<[a-z!/]/i.test(raw)) return raw // already plain text
+  // textContent ignores block boundaries, so <p>a</p><p>b</p> would collapse to
+  // "ab". Turn breaks and closing block tags into newlines BEFORE parsing.
+  const withBreaks = raw
+    .replace(/<br\s*\/?>/gi, '\n')
+    .replace(/<\/(p|div|li|tr|h[1-6]|blockquote|table)\s*>/gi, '\n')
+  const doc = new DOMParser().parseFromString(withBreaks, 'text/html')
+  doc.querySelectorAll('script, style, head').forEach((n) => n.remove())
+  return (doc.body?.textContent || '').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim()
+}
+
+/** match_status -> the resume badge, mirroring _RESUME_STATUS in inbox/serializers.py. */
+const RESUME_STATUS = {
+  processing: 'Parsing', matched: 'Parsed', no_text: 'Failed',
+  failed: 'Failed', dlq: 'Failed', skipped: 'Pending',
+}
+
+/**
+ * GET /inbox/fetch?record_id=<pk> -> the detail behind one application row.
+ *
+ * Returns serialize_message, a different shape from serialize_application, so it
+ * is remapped onto the row shape here and OVERLAID on the list row rather than
+ * replacing it: serialize_message carries the body and the real decoded
+ * attachments, but omits resume_text, so the list row keeps supplying that.
+ * suggested_job_post_ids is dropped, same as everywhere else on this page.
+ */
+async function fetchMessageDetail(recordId) {
+  const res = await inboxApi.getMessage(recordId)
+  const row = res?.data
+  if (!row) return null
+  const name = row.sender_name || row.fromEmail || 'Unknown'
+  return {
+    id: String(row.id),
+    name,
+    initials: initialsOf(name),
+    color: avatarColor(name),
+    email: row.fromEmail || '',
+    position: row.subject || '(no subject)',
+    ...sourceFrom(row.message_to),
+    received: parseDate(row.when) ?? parseDate(row.message_sent_time),
+    unread: Boolean(row.unread),
+    processing: row.unread ? 'Unread' : 'Read',
+    resumeStatus: RESUME_STATUS[row.match_status] ?? 'Pending',
+    attachment: row.attachment_name,
+    hasAttachment: Boolean(row.attachment),
+    body: htmlToText(row.body),
+    cc: row.message_cc || '',
+    bcc: row.message_bcc || '',
+    sentAt: parseDate(row.message_sent_time),
+    files: Array.isArray(row.files) ? row.files : [],
+    matchStatus: row.match_status || null,
+    matchSummary: row.match_summary || '',
+    matchReasoning: row.match_reasoning || '',
+    matchError: row.match_error || '',
+    matchedAt: parseDate(row.matched_at),
+  }
+}
+
 /**
  * GET /inbox/all-applications -> the shape the application tabs render.
  *
@@ -252,7 +321,19 @@ export default function Inbox() {
     return l
   }, [inbox, tab, q])
 
-  const selected = inbox.find((i) => i.id === selectedId)
+  // Clicking a row fetches that one record from /inbox/fetch. The list row is
+  // kept as the base and the detail is overlaid, so the pane paints instantly
+  // from cached list data and fills in body/attachments when the fetch lands.
+  const detailQuery = useQuery({
+    queryKey: qk.mailbox.message(selectedId),
+    queryFn: () => fetchMessageDetail(selectedId),
+    enabled: tab !== 'Email' && Boolean(selectedId),
+  })
+
+  const selectedRow = inbox.find((i) => i.id === selectedId)
+  const selected = selectedRow || detailQuery.data
+    ? { ...selectedRow, ...(detailQuery.data ?? {}) }
+    : null
 
   // The one mutation these tabs CAN persist — everything else on them is
   // disabled until the endpoints exist.
@@ -410,9 +491,16 @@ export default function Inbox() {
                     Choose an item from the list to view details and take action.
                   </EmptyState>
                 </div>
+              ) : detailQuery.isError ? (
+                <div style={{ padding: '100px 20px' }}>
+                  <EmptyState icon="inbox" title="Couldn’t load this application">
+                    {friendlyAuthError(detailQuery.error, 'Request failed')}
+                  </EmptyState>
+                </div>
               ) : (
                 <ApplicationDetail
                   item={selected}
+                  loading={detailQuery.isPending}
                   onPreview={() => setPreviewing(selected)}
                   onImport={() => importItem(selected)}
                   onParse={() => parseResume(selected)}
@@ -495,7 +583,7 @@ function orDash(value, suffix = '') {
   return value == null || value === '' ? '—' : `${value}${suffix}`
 }
 
-function ApplicationDetail({ item: i, onPreview, onImport, onParse, onAssign, onMove, onNote, onReject }) {
+function ApplicationDetail({ item: i, loading, onPreview, onImport, onParse, onAssign, onMove, onNote, onReject }) {
   const recLabel = i.atsScore >= 82 ? 'Strong Match' : i.atsScore >= 65 ? 'Potential Match' : 'Weak Match'
   const ringColor = i.atsScore >= 82 ? 'var(--success)' : i.atsScore >= 65 ? 'var(--warning)' : 'var(--danger)'
   // Every action below writes to a table column or an endpoint that does not
@@ -513,7 +601,8 @@ function ApplicationDetail({ item: i, onPreview, onImport, onParse, onAssign, on
             <SourceChip item={i} /> <Badge>{i.processing}</Badge>{' '}
             <Badge className={i.resumeStatus === 'Parsed' ? 'b-green' : i.resumeStatus === 'Failed' ? 'b-red' : 'b-amber'}>
               {i.resumeStatus}
-            </Badge>
+            </Badge>{' '}
+            {loading && <span className="cell-sub">Loading details…</span>}
           </div>
         </div>
         {i.atsScore != null && (
@@ -535,6 +624,13 @@ function ApplicationDetail({ item: i, onPreview, onImport, onParse, onAssign, on
           <div className="il">Received</div>
           <div className="iv">{i.received ? fmtDate(i.received) : '—'}</div>
         </div>
+        {/* Only present once GET /inbox/fetch?record_id= has resolved — the list
+            endpoint carries none of these. */}
+        {i.sentAt && (
+          <div className="info-item"><div className="il">Sent</div><div className="iv">{fmtDate(i.sentAt)}</div></div>
+        )}
+        {i.cc && <div className="info-item"><div className="il">CC</div><div className="iv">{i.cc}</div></div>}
+        {i.bcc && <div className="info-item"><div className="il">BCC</div><div className="iv">{i.bcc}</div></div>}
         {i.atsScore != null && (
           <div className="info-item">
             <div className="il">Match</div>
@@ -543,11 +639,26 @@ function ApplicationDetail({ item: i, onPreview, onImport, onParse, onAssign, on
         )}
       </div>
 
+      {/* Body arrives only from GET /inbox/fetch?record_id= — the list endpoint
+          does not carry it. Already run through htmlToText, and still rendered as
+          TEXT: inbound mail is attacker-supplied. A body that is only an empty
+          HTML skeleton flattens to '' and the block is skipped entirely. */}
+      {!loading && (
+        <div className="email-preview" style={{ marginBottom: 20 }}>
+          {i.body || <span className="text-muted">This email has no message body.</span>}
+        </div>
+      )}
+
       {i.hasAttachment && (
         <div className="card" style={{ boxShadow: 'none', background: 'var(--bg-sunken)', marginBottom: 20 }}>
           <div className="card-body">
             <div className="flex items-center gap-12" style={{ justifyContent: 'space-between', marginBottom: 12 }}>
-              <div className="fw-600"><Icon name="paperclip" /> {orDash(i.attachment)}</div>
+              <div className="fw-600">
+                <Icon name="paperclip" /> {orDash(i.attachment)}
+                {i.files?.[0]?.size != null && (
+                  <span className="cell-sub"> · {Math.round(i.files[0].size / 1024)} KB</span>
+                )}
+              </div>
               <button className="btn btn-secondary btn-sm" onClick={onPreview}><Icon name="eye" /> Preview</button>
             </div>
             {/* The real extracted PDF text (inbox_messages.resume_text), written