The Promise is an adaptation of the New York Times Best Illustrated Book of the Year by Nicola Davies and Laura Carlin. A thief tries to snatch an old woman's bag but she cannot have it without giving something in return.

In 90s London, British Asian teenager Jas, deals with a daily barrage of racism by hoping he’ll disappear. When he meets a group of older 'Rudeboys', they tell him to respond to racism with violence. But will Jas heed their advice, even if it means destroying his closest friendship?