Mayoi Hachikuji (八九寺 真宵, Hachikuji Mayoi) is the ghost of a fifth-grade elementary school girl who was killed in a traffic accident while trying to reach her mother's home. Since her death, she has been haunting people who possess an urge to avoid going home as an oddity. She is the titular protagonist of three arcs: Mayoi Snail, Mayoi Jiangshi, and Mayoi Hell.