格鬥冠軍範馬刃牙為了超越擁有傳奇地位的父親，而接受嚴格的訓練時，五位暴力的死刑犯抵達東京，要他好看。

From illegal gambling to match-fixing, discover the seedy underworld behind the once-revered sport of Muay Thai in this drama inspired by real events.