Demon Slayer: Kimetsu no Yaiba Season 1 Episode 21
Seeing Tanjiro try to protect Nezuko even as he collapses triggers memories of Rui’s own past. Once a sickly boy, he became a demon after meeting Muzan Kibutsuji who gave him a share of his blood. But after he turns into a demon, his own parents try to kill him. Ever since then, he has been searching for a family. Seeking a bond that he can never hope to acquire…
Serie: Demon Slayer: Kimetsu no Yaiba
Director: Takuya Nonaka
Guest Star: Ayaka Shimizu, Hisako Tojo, Koki Uchiyama, Makoto Furukawa, Manaka Iwami, Natsuko Kuwatani, Nobuyuki Hiyama, Reina Ueda, Saori Hayami, Shinnosuke Tachibana, Shinya Takahashi, Takahiro Sakurai, Toshihiko Seki, Wataru Takagi, Yoshiaki Hasegawa, Yusuke Tonozaki