The Roppongi Trio, Joji Aoyama, and Ryunosuke Akasaka. Junior high school students from all over Japan who have nowhere to go come together, drop out of school, and transfer to a super silly school, Patricia Gakuen!? Every day. At that time, a mysterious woman named Meron arrives. Then something is wrong. Is someone manipulating us with shadows? But we're the sons of the yakuza, we'll let Suji through!!