During a French business school’s hazing weekend, the body of a drowned student is discovered on the banks of a lake. Police responding to the incident question witnesses, but their stories don’t add up and they begin to suspect that this tragedy was no accident.

Claire, 15, wants to grow up very quickly, but she gets burned by being dragged into it. She finds herself isolated on the platform between childhood and adulthood.

When the little haberdasher Arras discovers she's won 18 million in the lottery and can now afford anything she wants, she has only one fear: losing the small joys of life made simple it cherishes above all. But fate is obstinate, and this is giving too long this good fortune will trigger it, despite herself, a hurricane that will change everything. Everything except her.

Thirty-year-old Émilie, as spontaneous as she is clumsy, screws up all her job interviews one after the other. Under pressure, harassed by the owner of her rental apartment, she puts a lot of hope in a new interview which she has managed to secure for this afternoon. But in a near future, where social demands are no longer exactly the same, nothing happens as planned.