A story of forbidden love between a stepfather and his daughter. Despite their circumstances, they couldn't help but fall deeply in love with each other. As they indulged in their secret intimate moments, the mother eventually grew suspicious of her husband's infidelity... But when she found out about their taboo relationship, it was already too late. They were hopelessly in love with one another. This is a tale of two hearts irresistibly drawn together despite knowing that their feelings are wrong.

あんなことがあっても、いつも優しかった義理の父を嫌いになんてなれなかった。母には内緒で育まれる父と娘の情事。親子というよりまるで恋人のよう。2人はお互いにのめり込んでいた。やがて、母は父の浮気を疑い…。「これで最後だけど、お父さんのことずっと大好きだから、最後にもう一度…」好きになってはいけない相手を好きになってしまった、義理の父と娘の愛の物語。