Kid, a nameless young man, scrapes by in a clandestine fight club, where he dons a gorilla mask and endures brutal beatings from more favored fighters in exchange for money. After years of pent-up anger, Kid finds a way to penetrate the inner circle of the city’s malevolent elite. As his past traumas resurface, his enigmatic, scarred hands ignite a fierce quest for vengeance against those who robbed him of everything.