Junior high school teacher Chihana Tagami's boyfriend, Mitsuru Ito, is the father of his homeroom student, Saou. He says he doesn't mind getting caught out, but he doesn't want to give up his teaching job just yet. And Hayabane, who noticed her relationship, seems to hate her these days. However, the real reason why things don't go well with Hayabane is that Chika's heart is affected by the thorns in her heart... Love, love, man, woman, and family. A collection of gem stories depicting human beings who live while being hurt in search of various bonds.