To end up betraying with 〜ことになる
Makoto explains to Misuzu that he’s been looking into various things since meeting Kanami, such as housing for orphans. However, he realizes what Kanami wishes for is to have her once-kind brother back to the way he used to be.
- "If I separate her from him..."
- 「叶実ちゃんを傷つけて…… 裏切ることになる」
- "...I'd be hurting Kanami... I'd end up betraying her."