diff --git a/Assets/meshes/assets.glb b/Assets/meshes/assets.glb
index 8acecd5..06cefcc 100644
--- a/Assets/meshes/assets.glb
+++ b/Assets/meshes/assets.glb
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:960ef2d29240cabd319dafcdd985b7c64accac74f4fb58ccca932efc5e0804e8
-size 398668
+oid sha256:cad05780a15d067af9786096dcab4b8b3ca9ccc7d6039f4bd26ef9b102c6d0ff
+size 398664
diff --git a/src/Arts.cs b/src/Arts.cs
index 4139d93..84c440b 100644
--- a/src/Arts.cs
+++ b/src/Arts.cs
@@ -205,6 +205,16 @@ static class Arts
             );
         }
 
+        // starting egg
+        meshes["Egg"].Draw(
+            mat_mono,
+            Matrix.TRS(
+                Vec3.Zero,
+                Quat.Identity,
+                1
+            )
+        );
+
         // holes
         foreach (KeyValuePair<XYZi, XYZi> hole in Mono.holes)
         {
diff --git a/src/Mono.cs b/src/Mono.cs
index 2d43869..118b300 100644
--- a/src/Mono.cs
+++ b/src/Mono.cs
@@ -25,8 +25,8 @@ static class Mono
     public static XYZi[] snake = new XYZi[
         Maths.u_length(SD_X) * Maths.u_length(SD_Y) * Maths.u_length(SD_Z)
     ];
-    public static int snake_len = 4;
-    public static int grow_buffer = 0;
+    public static int snake_len = 1;
+    public static int grow_buffer = 3;
     public static XYZi snake_dir = new(0, 0, 1);
     public static DeltaBool in_box = new(true);
     public static Dictionary<XYZi, XYZi> holes = new();