Sara accompanies Jacob, her new boyfriend, and his two best friends for a Halloween party. She soon realizes that, with them, appearances are always deceptive.

Driven by the idea of ​​making people around her happy, Virginie lies constantly. As her partner Phil fears, her many lies become reality and create multiverses that completely disrupt their lives and those around them.

A nimble-fingered pickpocket has one more day to pay back his ex, whose trust he has betrayed. With no accomplice, he turns to his cousin Pinpin, left in his care by his aunt until the next day.