Saitei na Anata to Aki no Sora (The Worst You and the Autumn Sky) Nanami thinks his senior is a really awful guy, but still he can't help but like him. When his senior gets dumped, what will he do?

A "Free Love Research Club" where even "capturing another persons lover" is allowed - The unpopular student Haruto Sudou is a new member of this club and already taken in by Kaiouji, who's called "the Satan ...