Chinese chiropractor Teddy (Anthony Wong) is a widower struggling to raise his sullen teenage son Nicky (Stephen Fung) and his wild daughter Natalie (Gillian Chung). Teddy's kids are deeply embarrassed by their Dad's outlandish tales of his glory days. What they don't know is that their father leads a clandestine life protecting retired agents. When an evil nemesis re-appears and kidnaps Teddy to settle an old score, Nicky and Natalie, along with her boyfriend Jason (Daniel Wu), put their martial arts training into action and pummel the assassins that stand in their way.

Chinese chiropractor Teddy (Anthony Wong) is a widower struggling to raise his sullen teenage son Nicky (Stephen Fung) and his wild daughter Natalie (Gillian Chung). Teddy's kids are deeply embarrassed by their Dad's outlandish tales of his glory days. What they don't know is that their father leads a clandestine life protecting retired agents. When an evil nemesis re-appears and kidnaps Teddy to settle an old score, Nicky and Natalie, along with her boyfriend Jason (Daniel Wu), put their martial arts training into action and pummel the assassins that stand in their way. (less)