diff --git a/src/AcDream.App/Rendering/GameWindow.cs b/src/AcDream.App/Rendering/GameWindow.cs
index 468abab3..fc9483cb 100644
--- a/src/AcDream.App/Rendering/GameWindow.cs
+++ b/src/AcDream.App/Rendering/GameWindow.cs
@@ -6563,8 +6563,22 @@ public sealed class GameWindow : IDisposable
         // the orbit camera at startup centers on the hardcoded
         // 0xA9B4 (Holtburg) and Holtburg landblocks render briefly
         // until the player spawn arrives + auto-entry switches to chase.
+        //
+        // #106 gate-3 (2026-06-09): narrowed to PRE-LOGIN only. The original
+        // form also blocked the in-world window between EnterWorld and
+        // auto-entry, which deadlocked the spawn-ground entry hold:
+        // auto-entry waits for terrain under the spawn, terrain streaming
+        // waited for chase mode. Once the session is InWorld the player's
+        // landblock is known (the fly-camera else-if below was written for
+        // exactly this window) — stream it. Pre-login, streaming stays
+        // blocked, which is the hardcoded-Holtburg flash K-fix1 targeted.
+        // The world-geometry RENDER gate (IsLiveModeWaitingForLogin at the
+        // draw site) is unchanged — the pre-entry screen still shows sky
+        // only.
+        bool liveInWorld = _liveSession is not null
+            && _liveSession.CurrentState == AcDream.Core.Net.WorldSession.State.InWorld;
         if (_streamingController is not null && _cameraController is not null
-            && !IsLiveModeWaitingForLogin)
+            && (!IsLiveModeWaitingForLogin || liveInWorld))
         {
             int observerCx = _liveCenterX;
             int observerCy = _liveCenterY;