After defeating the loan sharks, Geon U is more determined than ever to become a boxing champion. With U Jin now fully committed as his coach and trusted ally, Geon U trains relentlessly, pushing his body and mind to the limit. His efforts finally pay off when he claims a hard-fought victory in the ring, savoring the triumph with the roar of the crowd and the support of his chosen family.
However, peace is short-lived. A new threat emerges in the form of Baek Jeong, the ruthless king of an underground boxing league, known for crushing champions with brutal efficiency. Geon U is forced back into danger, facing fights that test not only his skill but also his principles and loyalty. Together with U Jin, he must confront this powerful adversary to protect the people and values he holds dear, as every battle becomes a fight for survival.
