diff --git a/frontend/src/app/api/synastry/route.ts b/frontend/src/app/api/synastry/route.ts
index 4c4ae891..c4cfdf8c 100644
--- a/frontend/src/app/api/synastry/route.ts
+++ b/frontend/src/app/api/synastry/route.ts
@@ -42,6 +42,32 @@ function moonLongitude(chart: Record<string, unknown>) {
   return numeric;
 }
 
+function moonSummary(chart: Record<string, unknown>) {
+  const planets = chart.planets && typeof chart.planets === "object" ? chart.planets as Record<string, unknown> : {};
+  const moon = planets.Moon && typeof planets.Moon === "object" ? planets.Moon as Record<string, unknown> : {};
+  return {
+    sign: moon.sign,
+    nakshatra: moon.nakshatra,
+    pada: moon.nakshatra_pada,
+    lord: moon.nakshatra_lord,
+    longitude: moonLongitude(chart),
+  };
+}
+
+function d9Summary(varga: Record<string, unknown>) {
+  const result = varga.result && typeof varga.result === "object" ? varga.result as Record<string, unknown> : {};
+  const d9 = result.D9_Navamsa && typeof result.D9_Navamsa === "object" ? result.D9_Navamsa as Record<string, unknown> : {};
+  const ascendant = d9.ascendant && typeof d9.ascendant === "object" ? d9.ascendant as Record<string, unknown> : {};
+  const planets = d9.planets && typeof d9.planets === "object" ? d9.planets as Record<string, unknown> : {};
+  return {
+    ascendant,
+    moon: planets.Moon,
+    venus: planets.Venus,
+    mars: planets.Mars,
+    source: varga.source,
+  };
+}
+
 async function postPython(path: string, body: unknown) {
   const response = await fetch(`${apiBase}${path}`, {
     method: "POST",
@@ -64,15 +90,28 @@ export async function POST(request: Request) {
     }
     const selfChart = await postPython("/api/chart", birthPayload(body.selfProfile));
     const partnerChart = await postPython("/api/chart", birthPayload(body.partnerProfile));
+    const selfD9 = await postPython("/api/varga_full", {
+      ...birthPayload(body.selfProfile),
+      planets: selfChart.planets,
+      ascendant: selfChart.ascendant,
+      divisions: ["D9"],
+    });
+    const partnerD9 = await postPython("/api/varga_full", {
+      ...birthPayload(body.partnerProfile),
+      planets: partnerChart.planets,
+      ascendant: partnerChart.ascendant,
+      divisions: ["D9"],
+    });
     const synastry = await postPython("/api/synastry", {
       male_moon: moonLongitude(selfChart),
       female_moon: moonLongitude(partnerChart),
     });
     return NextResponse.json({
       status: "ok",
-      method: "ashtakoot_from_computed_moon",
-      selfChart: { moon: moonLongitude(selfChart) },
-      partnerChart: { moon: moonLongitude(partnerChart) },
+      method: "ashtakoot_plus_moon_nakshatra_d9",
+      evidenceLayers: ["ashtakoot", "moon_nakshatra", "d9_navamsa"],
+      selfChart: { moon: moonSummary(selfChart), d9: d9Summary(selfD9) },
+      partnerChart: { moon: moonSummary(partnerChart), d9: d9Summary(partnerD9) },
       synastry,
     });
   } catch (error) {
diff --git a/frontend/src/app/page.tsx b/frontend/src/app/page.tsx
index 7cb0f21a..0999b3ec 100644
--- a/frontend/src/app/page.tsx
+++ b/frontend/src/app/page.tsx
@@ -1256,15 +1256,16 @@ export default function Home() {
         headers: { "Content-Type": "application/json" },
         body: JSON.stringify({ selfProfile: profile, partnerProfile: record.profile }),
       });
-      const payload = await response.json().catch(() => null) as { status?: string; synastry?: { total_score?: number; max_score?: number; assessment?: string } } | null;
+      const payload = await response.json().catch(() => null) as { status?: string; evidenceLayers?: string[]; synastry?: { total_score?: number; max_score?: number; assessment?: string } } | null;
       if (response.ok && payload?.status === "ok") {
         const score = payload.synastry?.total_score;
         const max = payload.synastry?.max_score;
         const assessment = payload.synastry?.assessment;
+        const layers = (payload.evidenceLayers || []).join(" / ") || "Ashtakoot / Moon / D9";
         chooseSuggestedQuestion([
           baseQuestion,
           "",
-          `已计算基础合盘证据：Ashtakoot ${score ?? "?"}/${max ?? "?"}，初步评级：${assessment || "待解释"}。请基于这个证据包继续分析。`,
+          `已计算基础合盘证据：${layers}；Ashtakoot ${score ?? "?"}/${max ?? "?"}，初步评级：${assessment || "待解释"}。请基于这个证据包继续分析。`,
         ].join("\n"), "marriage");
       } else {
         chooseSuggestedQuestion(baseQuestion, "marriage");
diff --git a/tests/test_supabase_user_data_contract.py b/tests/test_supabase_user_data_contract.py
index 5c051a4b..0ae206d6 100644
--- a/tests/test_supabase_user_data_contract.py
+++ b/tests/test_supabase_user_data_contract.py
@@ -163,9 +163,13 @@ def test_synastry_route_orchestrates_python_chart_and_ashtakoot() -> None:
         'const apiBase = process.env.JYOTISH_API_BASE ?? "http://127.0.0.1:5200"',
         'postPython("/api/chart", birthPayload(body.selfProfile))',
         'postPython("/api/chart", birthPayload(body.partnerProfile))',
+        'postPython("/api/varga_full"',
         'postPython("/api/synastry"',
         "moonLongitude(selfChart)",
-        "ashtakoot_from_computed_moon",
+        "moonSummary(selfChart)",
+        "d9Summary(selfD9)",
+        "ashtakoot_plus_moon_nakshatra_d9",
+        'evidenceLayers: ["ashtakoot", "moon_nakshatra", "d9_navamsa"]',
         'status: "blocked"',
     ):
         assert token in route