New Police Story

A hero cop accidentally leads his team into a trap from which he is the only survivor. Drowning his guilt in booze, he is eventually assigned a new younger partner who turns out to have his own secrets.
Sent into a drunken tailspin when his entire unit is killed by a gang of thrill-seeking punks, disgraced Hong Kong police inspector Wing needs help from his new rookie partner, with a troubled past of his own, to climb out of the bottle and track down the gang and its ruthless leader.