Gang-cheol is a legendary street fighter in Busan who cleaned up his act to care for his sick mother. Knowing he's desperate for money for his mother's operation, Sang-gon proposes that Gang-cheol works for him.

• CJ Entertainment
• Daemyung Culture Factory
• Yoo Ah-in
• Kim Hae-sook
• Kim Jung-tae
• Kim Sung-oh
• Jung Yu-mi
• Lee Si-eon
• Shin Jung-keun
• Bae Seul-ki