After a lone drifter (Jacky Wu) helps her capture four fugitives, a beautiful cop (Celina Jade) on a Hong Kong island befriends the mysterious young man, only to later discover he's an assassin on the run for murdering a drug lord. Torn between her emerging feelings for her new friend and her duty to the law, the officer soon finds herself caught in a maelstrom of violence as vicious criminals besiege her island.