1. I Want to Be Naughty (Prequel)2. Waruiko Demo Ii? (Prequel)Despite the content of their relationship, the delinquent Towa Aikawa is still a "friend" of the Student Council President, Mikado Shirahane. But today, Towa gets to sleep-in at Mikado's house for the very first time! Could their relationship advance into "lovers" now...!?