Rivnes

Chapter 26: Me, My Little Sister and the Post Illness Paradise
Vol.4 Chapter 25.5: Me, My Best Friend, and the Pajama Party
Vol.5 Chapter 27: Me, My Classmates, and the Red Oni that made us cry
Vol.4 Chapter 25.5: Me, My Best Friend, and the Pajama Party
Vol.5 Chapter 27: Me, My Classmates, and the Red Oni that made us cry
An invincible brother who's willing to do anything for his little sister.