“I just made you come a little, didn’t I? I'll make you feel even better.” Even though she is scared, she wants more, because of the pleasure running through her body. Due to her mother’s remarriage, Wakaba is reunited with her first love, Hiroki. However, her happiness was short-lived, as she is told, coldly, “I don’t consider you my little sister.” But suddenly, Hiroki is behaving... strangely!? “For tempting a man... you need a punishment.” Contrary to his cruel words, he gives her a kiss so sweet that she could melt, leaving her heart pounding! She can’t think straight with such intense pleasure, when he is teasing her sensitive parts and churning her wet... A first love turns into something much more after being reunited☆