I Want to Be Milked by the Seduction Club Members

At Higashikoi Academy, where the protagonist (you) attends, male students have been disappearing one by one. Why are only the boys disappearing? Who is doing it, and why? On the day of your date, you are attacked by female students calling themselves the "Seduction Club," and you set out to uncover the truth behind the Seduction Club. There, you must discover the school's hidden "other side".