Black-market boxer Lu Chen unexpectedly rescues Shen Mingzhu, the eldest daughter of the Shen family, from harassment in old Shanghai. They clash for the first time in a downpour, binding their fates together. After Shen Mingzhu is kidnapped, Lu Chen is hired as her personal bodyguard. From a shootout in a dance hall to a bloody dockside brawl, the rough-edged man and the young heiress test each other at the edge of life and death.
