Koumaru, resurrection! In the infinite universe of the room, she returns...! The "beautiful girl" who is admired by everyone outside, turns into an unknown lazy "dry girl" as soon as she returns home...! ? The dry girl Koumaru, who does nothing but drink a Coke in one hand and potato chips in the other, is immersed in comics, games, animation, the Internet..., leaving her brother Taiping who lives with her aside, and rushing forward faithfully to her desires! The relationship with classmates Ebina, Kirie, and Hilfin is gradually deepening, and Koumaru's daily life is becoming more and more lively! ! ! Koumaru's strongest and best daily life begins again!