Tat Fung (Jackie Chan) has given up his dreams of marriage, his travel plans and his position on an elite police force to care for his mentally disabled older brother, Do-Do (Sammo Hung). But when Do-Do unwittingly gets mixed up in a jewelry heist and is kidnapped by a ruthless band of baddies, Fung must go back into action if he wants to see his brother again. Fruit Chan and Sammo Hung co-direct this dramatic action-adventure