前髪整えるくらいウナにも出来るよ！と自信満々に言うからカットをお願いして取り返しのつかないことになったのに気づかないきりたん

"If it's just tidying the bangs, Una can do it too!" said Una while brimming with confidence so Kiritan left the haircutting to her but she hasn't yet realized that something has been done that can't be undone.