A peaceful island turns into a prison, when a group of armed activists take the whole population of the quaint, isolated place off the coast of Brittany hostage. They are highly organized - yet their motives remain a secret. There's only one thing Alpha, their leader, hasn't taken into account: Five passengers of the shuttle that links the island to the mainland manage to escape and hide. As the islanders face this extraordinary, deadly situation, secrets surface, sources of conflict. But who among them will become a hero, a coward, or a traitor?
