A French family moves to a new neighborhood with during the summer holidays. The story follows a 10-year-old gender non-conforming child, Laure, who experiments with their gender presentation, adopting the name Mikäel.

We follow 24 hours in the life of a being moving from life to life like a cold and solitary assassin moving from hit to hit. In each of these interwoven lives, the being possesses an entirely distinct identity: sometimes a man, sometimes a woman, sometimes youthful, sometimes old. By turns murderer, beggar, company chairman, monstrous creature, worker, family man.

On vacation with her cousin in a coastal Normand village, 16-year-old Charlotte meets a young man. He’s older, and he’s not really available. But it’s summer. And Charlotte is looking for romance.

Marco returns to Paris after his brother-in-law's suicide, where he targets the man his sister believes caused the tragedy - though he is ill-prepared for her secrets as they quickly muddy the waters.

Émilie meets Camille who is attracted to Nora, who crosses paths with Amber. Three girls and a boy – They're friends, sometimes lovers and often both.

At a party, Gertrude meets Yvan. He could imagine kissing her, but finds her first name repulsive. Gertrude is not intimidated and Yvan decides not to let her go. They test each other, provoke each other... The encounter takes an absurd bloody turn.

France has been living alone in her apartment since the death of her husband. When she hears on the radio that the Singa association puts homeless migrants in contact with people who can take them in, she decides, against the advice of her family, led by her son, to take in Reza, a young Afghan broken by war and exodus. This is the story of two worlds that collide, get used to each other and end up reaching out to each other.