Rangi's life changes one night when he tries to protect his mum from being beaten by her boyfriend. But she is badly injured and taken to hospital. Rangi goes to live with Nan and Koro, and during this time, he gets a homework project he thinks is impossible - about his mum and her work. He thinks he can't do it because his mum doesn't work. But Nan and Koro know differently and get out photographs, articles and trophies to show Rangi her achievements...