"Rear window" it's the story of a man who had a broken leg at the beginning. He's spying the other people in their flats because he doesn't know what to do without his leg. A woman, who love him I think, come every day to meet him. Some days after, he told her he tought that a man in a flat had murdered his wife and then, cut her in little fragments to put her in a suitcase and hide her. Then, the man with the boken leg want to know if all it's true. So, he asked to his girlfriend to give to the murderer an unknow letter. Inside he said : "I know what you have done" The murderer was scared... and... I don't remember the continuation, sorry, I will tell you the end soon. We haven't seen it yet.
Rear Window - Alfred Hitchcock