Demon Slayer S03E08 - The Mu in Muichiro

With Kotetsu's help, Muichiro finally manages to escape from Gyokko's Blood Demon Art, but he is close to reaching his limit with all of the damage he has sustained. As the goldfish demons draw closer to the battered Muichiro and Kotetsu, Muichiro's memory is awakened the very moment the demons attack. In this memory, he remembers his father, a lumberman, his mother, and his older twin brother, Yuichiro...