diff --git a/geom/demos/sat.py b/geom/demos/sat.py
index a0361cd..403c365 100644
--- a/geom/demos/sat.py
+++ b/geom/demos/sat.py
@@ -42,9 +42,19 @@ class SeparatingAxisTheorem:
         if inputs[pygame.K_e]:
             self.shape2.rotate((1/60) * 90)
 
-    def draw_axis(self, surface, normal, colliding, min1, max1, min2, max2):
+    def draw_axis(self, surface, normal, overlap, min1, max1, min2, max2):
         offset = scale(*rnormal(*normal), 300)
 
+        colliding = overlap < 0
+
+        if not colliding:
+            # separating line
+            dist = scale(*normal,
+                         (min1 if min1 > min2 else min2) - overlap * 0.5)
+            line(surface, BLUE,
+                 add(*dist, *offset),
+                 add(*dist, *scale(*lnormal(*normal), 1000)))
+
         # axis
         line(surface, WHITE,
              add(*scale(*reverse(*normal), 1000), *offset),
@@ -92,7 +102,7 @@ class SeparatingAxisTheorem:
             overlap = max(min2 - max1, min1 - max2)
             overlaps.append(overlap)
 
-            self.draw_axis(surface, normal, overlap < 0,
+            self.draw_axis(surface, normal, overlap,
                            min1, max1, min2, max2)
 
         colliding = all(overlap < 0 for overlap in overlaps)
@@ -100,5 +110,5 @@ class SeparatingAxisTheorem:
             text_screen(surface, WHITE, (10, HEIGHT - 20),
                         f"Min Distance to Resolve: {max(overlaps)}")
 
-        self.shape1.draw(surface, YELLOW, 4)
-        self.shape2.draw(surface, RED if colliding else WHITE, 4)
+        self.shape1.draw(surface, YELLOW, 1)
+        self.shape2.draw(surface, RED if colliding else WHITE, 1)