Momo, with no ambitions, is the ultimate bitch, scum, good-for-nothing guy. Yata-chan, is a chill, caring, and naive youth. During their meeting in a public bathroom when he was in the middle of "cleaning up," Momo takes advantage of the goodness of Yata-chan, and comes rolling into his home. While spending time with him, little by little, the good-for-nothing Momo changes... At that moment, Momo's former patron—

Erotic comedy! And yet it touches your heart and brings tears.

(Source: Blissful Sin)