Yu’s bloody beatdown against Fabrizio is interrupted at the end by the appearance of an unexpected guest, the boxer J. This legend is not only making his grand return into the world of boxing, but also to Yu, asking him to remember when they first met. K seethes at the sight of his grand finale ruined, but his line of sight isn’t against J—yet. He wants Yu to challenge his last pupil, and possibly the greatest boxer in the world—Aaron Tide. But before Yu can do that, he must first get through a gauntlet of even more fighters.
Following his grueling battle with the Chief Commander, Jooheon has to sleep for a week to recover. But the last thing he expected to wake up to was...a nine-year-old son he didn't know he had?! Things get even weirder when the boy is revealed to be the owner of Leonardo da Vinci's Relic, but more importantly, a DNA test reveals he's actually Jaeha's son!