When I Get Home, My Wife Always Pretends to Be Dead

The story

When salary man Jun gets home, he finds his wife bleeding from her mouth and lying on the floor. He is shocked by the scene, but it turns out the blood is just ketchup and she is pretending to be dead. Without telling him why, she pretends to be dead everyday. Jun is dumbfounded by his wife's behavior, but he begins to feel uneasy with her.