The episode marks the climactic confrontation between Mirio and Overhaul as they fight for custody of Eri.
: Mirio catches up to Overhaul first and demonstrates why he was a top candidate for One For All, effectively fighting Overhaul and his subordinates despite their powerful quirks. Boku no Hero Academia 4th Season Episode 11
: Underground, Toga and Twice begin their own plan to undermine the Yakuza, acting as double agents and intentionally provoking a chaotic environment that aids the heroes' navigation. New Characters & Abilities My Hero Academia Season 4 Episode 11 Review: Lemillion The episode marks the climactic confrontation between Mirio
: In one of the show's most emotional sequences, Mirio continues to fight Overhaul hand-to-hand for several minutes after losing his powers, holding him off until Deku and other heroes arrive. New Characters & Abilities My Hero Academia Season
: To protect Eri from a quirk-erasing bullet, Mirio intentionally takes the hit, resulting in the permanent loss of his Permeation quirk.