Follows small and cute Reina Aharen, as she starts an odd friendship with her classmate Raidou Matsuboshi.

Mike and Lucy rescue a plane crashing into the sea in front of the city and show their abilities as a new team of heroes. Meanwhile, Christa collects Hero Books and a new teacher appears at school.

Now that the school's marriage training course has started, Jiro and Watanabe, who don't get along, become a couple. They decide to get along to reach A rank and change their couples.

A doomed villainess in a dating game realizes her fate and role, and seeks to prevent her doom by romantically connecting with the game's other villain.