Korean American teenager Bryan wants out of his ruthless gang, the Goblins, setting the stage for gang retribution. On his first day of GED summer school for at-risk students, Bryan meets his new teacher, a tough ex-con and ex-gang member, a middle-aged man on a positive new course in life.

Jack is a martial arts-trained cop who is working hard to restore his neighborhood back to its glorious past. But a local mob boss called Blades makes it worse when he decides to target a small store owned by Jack's family. Taking matters into his own hands, Jack uses unorthodox methods to ensure Blades' imprisonment. While in jail, the jaded kingpin uses his time to plot revenge against Jack and the whole community. Who will be the victor?

Still haunted by his failure to prevent the murder of a young couple years earlier, a mixed martial arts teacher must confront the skeleton in his closet when the boy who was orphaned by the killing shows up at his door.

Retired assassin, Jack Lee, walked away from his violent past to raise his dead brother's daughter, Jaime, as his own. When crime lord Banducci kidnaps Jaime for a payback, Jack brings his gifted skills of extermination out of retirement and the streets of San Francisco become a battleground for a one man killing machine and ruthless, united mob bosses.