ヒロイン・倉田倫子は、息子・静哉と二人暮らし。
静哉は亡き夫の連れ子で、血の繋がりはないが、
実の息子のように想い、愛していた。
しかしある日、息子の部屋で近親相姦モノの
エッチな本を見つけてしまい…!?
The heroine, Rinko Kurata, lives with her son, Shizuya.
Shizuya is her late husband's stepchild, and although they are not related by blood,
She thought of him and loved him as if he were her own son.
But one day, an incestuous scene happened in her son's room.
I found a naughty book…! ?