※估算 根據卷數、再版次數、連載雜誌等推算的參考值(非實測)
作品概要
After the death of her parents, Kanami Tachibana's once kind older brother suddenly changes for the worse, leaving her to fend for herself. When Makoto Asahi finds her like this, he offers up to become a brother to her. Kanami, feeling the kindness she once felt with her brother and scared to forget her sibling, offers to pay him money for this deed. As their bond strenghtens and Kanami gets to see more of the world than ever, will she get back the kind brother she once loved?
來源: AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections