In Paris, Sam goes to the apartment of his ex-girlfriend to take his tapes back. She is giving a party and asks Sam to go to an isolated room to seek the box with his tapes. He falls asleep on a couch and in the morning he finds the apartment and walls covered with stains of blood. Soon he learns that everybody was murdered by zombies. Sam looks for supplies in the building and barricades himself in a safe apartment. Sam realizes that there are only living dead on the street. As the days go by, Sam survives but feels lonely. Until the day he meets Sarah, when he realizes that he is also losing his sanity.