Lappartement [Edizione: Regno Unito]

Parisian businessman Max (Vincent Cassel) is due to fly to Japan when he recognizes his long-lost love, Lisa, in a café. He forgets his travel arrangements and becomes obsessed with tracking Lisa down. When he eventually finds her apartment he hides in it, only to be discovered by Alice, a look-alike Lisa.

Matters are further complicated when he sleeps with Alice and finds himself involved in a case of murder and mistaken identity.