Thomas is a drug addict. In an effort to put an end to his habit, he joins a community of former addicts who live isolated in the mountains and use prayer as a way to cure themselves.

After Rémi's infidelity, Lila has a hard time dealing with their break-up. One day, he announces that he will travel alone to Bolivia to try to understand his mistakes.

Emmanuelle Joly, mayor of Montfermeil, was elected on the background of an original political program. But the personal difficulties of the members of the municipal team rub off on the implementation of this unprecedented policy.