Description
To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.
Considering that this is a remake of a Korean film, the only difference is in the ending and a couple of details.
By the way, can I spoiler here?) Writing plot twists, what exactly happened? I want to discuss it..Or what