Each time he wakes up, a young man appears in a new reality in which he would have another life. Amnesiac, or something more, from his past, how will he get out of this nightmare? or how to get back to the day where he fall in love...

Marco, who is in his twenties and a bit lost, helps out a friend by standing in for him at his place of work: an emergency center for lifts. At around 3 am, a young woman called him: trapped in a broken-down car, she was having an anxiety attack. Marco tried to reassure her on the phone, but as no technician was available to help, he decided to go and rescue her himself. Unfortunately, when he arrives, the young woman has vanished into thin air. And so begins his incredible quest to track down this enigmatic stranger in Paris on the night of Valentine's Day.

Dje arrives in Paris penniless, relying on his charm to get by. He seizes every opportunity which comes his way, even if it means killing.

Sophie lands a job with a comic book publisher despite being unqualified for the position. However, her newfound security is threatened when she breaks up with her boyfriend, the father of the child she is carrying.

In the absence of her sister Rim, what was Yasmina doing in a car park with their boyfriends Salim and Majid? Rim knows nothing about it, but that's because Yasmina is doing her utmost to prevent her from finding out. What was it, then? The unmentionable... the worst thing ever... supersize shame - and it was all captured by Salim in a potentially highly volatile video...