Fleeing from his father, 12-year-old Mully (Charlie Reid) steals a taxi and is shocked to find Joy, played by Academy Award® and Emmy® Award winner Olivia Colman (The Favourite, “The Crown”), in the back seat with her baby. Joy has decided to give her child away to a friend, and Mully is on the run from his debt-ridden dad. And so, two loveable rogues go on a wild journey across Ireland, gradually finding the friendship and love they never knew they needed in each other.
