Early 20th Century Aotearoa, land and resources are scarce. To secure peace for his tribe, Ngāti Awa Chief Te Ramaapakura anticipates an impending invasion by issuing a challenge to his enemy.

An unwelcome stranger crosses a tribal boundary forcing Ngāti Rangitihi Chief Tionga to react with caution to a possible alliance between bordering tribes.

Uncertainty prevails after a failed attempt on Chief Te Ramaapakura’s life. Ruamahu settles into life with Te Ao and is overwhelmed when she receives an unearthly gift.

Te Purewa declares war while Ruamahu is consumed by revenge. Te Huru’s loyalty is questioned and Tionga is lured into a trap.

Ruamahu settles the score as the battle at Pukekaikāhu erupts. Mokonuiārangi must choose between securing peace for his people or all out war.