Two friends who own an investment firm turn to a policeman friend for help when they are framed for robbery by a gang of antiquities smugglers.
Min is an assassin. His adopted son Eagle and his son KK kill another assassin, Michael, because he broke the rule of the assassin group. This breeds contempt in Panther, Michael's brother. He tries every means to identify Eagle and wants to kill him. When all come to failure, he frames Eagle to have broken the group's rule.
Knowing that he's dying from cancer, Lam feels a responsibility to come up with sufficient funds quickly so that his younger brother Wai-leong can complete medical school.
