Paris, autumn 2015. In Philippe Dayan's analysis office, a surgeon in disarray in love, a couple in crisis, a suicidal teenager follow one another day after day. On a November evening, killers enter Paris.
France, 2039. One night, a group of activists who are being pursued by the State vanish without a trace. Julia Bombarth is one of them. When she awakens, she finds herself trapped in an entirely unfamiliar world: PLANET B.
Jeanne visits her best friend Elisa in the countryside and discovers an abandoned castle turned into a community space. Full of social and collective initiatives, the place is threatened by business plans. How long will it resist?