Going up against a formidable champion, Kim Gun-woo prepares for an upcoming fight. But in the shadows, the brutal Im Baek-jeong hunts him.

Gun-woo puts his mother’s safety first. Hong Woo-jin turns to an old friend for help. But Baek-jeong's men soon catch up after tailing their every move.

Gun-woo discovers just how sophisticated IKFC is — and that he could potentially get pulled in. Meanwhile, Baek-jeong finds another target to lure him.

Tension rises after Baek-jeong puts Gun-woo’s close ally at risk. As Baek-jeong’s group comes to light, Min Gang-yong plans a mission to hunt him down.

Backed into a corner, Gun-woo decides to face Baek-jeong himself. But things take a turn — further fueling Baek-jeong’s rage to new heights.

Gun-woo and Woo-jin zero in on what makes Baek-jeong vulnerable. Gang-yong makes a final move to capture Baek-jeong, but the task is full of danger.

Hong Min-beom devises a plan to end the madness for good — pitting Gun-woo and Woo-jin in a final fight against formidable foes for lasting peace.