As the parents depart for their extended trip, Kouki settles into the lively household with the four Hanabishi sisters, each eager to draw him closer through their unique charms. Yurina relaxes at home with her big boobs barely contained, directing him through tasks, while Momone showers him with spoiling affection, Saori handles every domestic detail, and Anzu playfully claims him as her personal favorite. In this hentai premiere, their summer days heat up with teasing temptations that build irresistible tension around every shared moment. Sensual hints of blow job intimacy, creampie passion, and facial ecstasy swirl through their efforts to secure his heart and future.