Whareumu and Tahu return to their home village. Te Heuheu of Tūwharetoa lays siege to the pā to starve them out. Chief Mokonuiārangi taunts Hauraki over the massacre at Mokoia.
Set in pre-colonial Aotearoa, Kairākau highlights the lives of three prominent chiefs doing whatever it takes to keep their people safe and maintain their chiefly honour.