: When his parents discovered he had to consume humans to survive, they attempted to kill him to atone for his sins, intending to die with him.
: In his final moments as a demon, Tanjiro senses Rui’s unbearable grief and reaches out to him. Rui is spiritually reunited with his parents, who promise to stay with him even in hell. Confrontation of the Hashira Kimetsu no Yaiba (Dub) Episode 21
: Zenitsu is treated with an antidote for his spider-venom infection, and Inosuke is safely recovered by the rescue teams. : When his parents discovered he had to