Nana's husband has been married for 5 years. Ordinary life is a happy life and it is a gift.自分のことをいつも気にかけてくれるやさしい夫、しかししナツミはそんな夫をRicheり、夫の连れ子であるタカシくんと日のようにセックスをする Relationship になってしまっていた. The husband's inner thread is today's day, the sound is the murder, and the breath is the child's back deeds.