※估算 根据卷数、再版次数、连载杂志等推算的参考值(非实测)
作品概要
Consists of 4 one-shots. 4. Yakusoku ga Kimi wo Yaburu Aina and Tooru are childhood friends who made a promise to always be siblings. As the years past, Aina’s feeling for Tooru turned to love but Tooru became cold and distant. Will either of them be able to keep their promise?
来源: AniList
