Now a sophomore, the protagonist Narita Hinata, is delighted to be in the same class as his familiar buddies. While chatting with his friends, he loses his balance and falls, desperately grabbing on to something......he feels, something soft. And then, what he sees, in white, a girl's underwear. The girl's name is Kurano Kokage. Her bangs hide most of her face, gloomy vibes, a completely plain girl. No matter how many times Hinata apologizes, Kokage never says a word. Feeling guilty, "I want to do something to make amends," and in respond, Kokage opens her lips "Come to my house, now." In this title, with the encounter of Hinata and Kokage, marks the beginning of a bittersweet love story.