「1分間だけ挿れてもいいよ…」シェアハウスの秘密ルール。

After entering university, Ryouta moves into a share house where he meets two stunningly beautiful sharemates, Momoka and Kanade. As the three of them begin to cohabitate together, they agree on one "secret rule." "If it's just for a minute, you can touch whatever you want." Thus begins Ryouta's n...