Another school year, another time to be pimp master. However, Mizore and Kurumu decided to throw their rivalries behind and share their love for Tsukune Aono with Moka and Yukari. However, Youkai Academy is in for a big surprise when they get a new student, and she is none other than everyone's favorite blue bikini-clad giantess, Riho Futaba. Tsukune's Monster Girls were skeptical at first, but then Riho started having an eye on the poor boy. How will Tsukune and his monster girls handle this bikini goddess?