In the 1990s, when Go gambling fever swept Korea, Gui-su loses everything because his father gambled obsessively until there was nothing left. Left all alone in the world, Gui-su meets a mentor and Go teacher, Il-do, and goes through vicious training to become the grandmaster of Go. He sets out for revenge on the world that destroyed his life, but soon finds himself chased by an unknown loner pursuing his own vendetta.
Kwon Sang-woo
Kim Hee-won
Kim Sung-kyun
Heo Sung-tae
Woo Do-hwan
Jeong In-kyeom
Won Hyun-jun
Shin Soo-yeon
Yu Seon
Hong Gi-jun
Stephanie Lee
Lee Byung-joon
Park Sang-hoon
Lee Kyu-ho
Kim San
Cha Sung-je