When struggling Southdown High School make it into the elite Auckland 1A rugby tournament, their rivals, wealthy Saint Isaac's College, start to play dirty.

Renee tries to keep Mana from falling apart, Riley learns Aria's deepest secret and Vince battles to keep his team in the tournament.

An unexpected visitor sends the whanau into turmoil and forces Renee to face her past; Tai is tempted by the dark side; Aria confides in the wrong person.

As both teams compete in the 1A semi-finals, Mana has some devastating news for Renee and Vince and Tai's new best friend becomes a target for Saint Isaac's thugs.

Renee struggles to keep the whanau together, Vince struggles to keep his team united as the day of the grand 1A final approaches; Jesse reveals his true colours.