1960s, East Coast of New Zealand. Two Māori sheep-shearing families, the Mahanas and the Poatas, are longstanding enemies and commercial rivals. 14-year-old Simeon Mahana, the youngest son of the youngest son is in conflict with his traditionalist grandfather, Tamihana. As Simeon unravels the truth behind the longstanding family vendetta he risks not just his own future prospects but the cohesion of the entire tight-knit society.