Demon Slayer: Wave Of Thunder
Zenitsu Agatsuma's grandfather Jigoro Kuwajima never wanted Zenitsu to become a Demon Slayer but after his untimely death, Zenitsu learns the truth and learns the Thunder Breathing to one day become the next Thunder Hashira. Heavy Manga Spoilers, also non of the art is mine (Obviously) (There are things that I wrote...