Nako is a young boy from the Convinced Clan, a peaceful tribe that always favours non-violence over conflict and war. This tribe, long persecuted by the Rain Clan, which coveted its knowledge and wealth, has lived in peace for several generations. On the evening of his twelfth birthday, Nako was sent to the forest to submit to the "ritual of dreams" that aimed to make him a man. In his absence, an attack takes place....