Tae-jin had lost all interest and found himself drifting aimlessly until Shin Sang-yoon, the ex-captain of Dangyeong High School's wrestling club, sought him out. Tae-jin reluctantly enters the world of fighting, but as he adapts to this new reality, he realizes he's slipping into a dark abyss. Get ready for the most heart-wrenching tale of the Dokgo series, originally showcased as a webtoon.