Émilie est partie (2001)

Julien and Lea have just moved into a new apartment together. They should be happy except that Julien didn’t tell Emilie, the woman he used to live with, he was going to leave her. Urged by Lea, Julien accepts to speak with Emilie but when he arrives at her place, she has already packed her stuff and has mysteriously vanished… Julien goes looking for her.