Apartments are great especially for their height. Looking out the window to the ground down down below can be a scary feeling. Even scarier when no one else is on that floor. What's outside the window?
One morning a young woman named Linda notices that the alley between her apartment building and the mansion next door seems to have shrunk. At first she discards the outlandish idea, but as the mansion seems to creep in closer, there's no doubt that something very strange is going on.