Dictionary / Vocabulary / 他人任せ
たにんまかせ · also ひとまかせ
leaving (it) to others
Also written 他人まかせ
他人任せはダメ。ライフセーバーではないが、俺自身が介抱してあげないと。
I can't leave this to others. I'm no lifesaver but if I don't help her myself....