Ranma and his partner Rera run a detective agency in Giraffe City. An arranged accident leaves Rera and Ranma in an unfortunate state where the two detectives swap bodies at the stroke of midnight. With Ranma dissapearing and the beautiful Rera appearing.

Hishou, Ginga, Ace, Hayate, and Ikazuchi all work at a studio doing various idol-related jobs at the request of their manager, Reiko. But in reality, these five teenagers are really the Reideens, a group of superheroes who fight the Super Devils sent by Lushu, a mysterious being. Little do the Reideens know, these Super Devils are being sent for a more important purpose... (Source: ANN)

Upon the conclusion of the Vanguard High School Koshien, Kouji Ibuki begins to have new nightmares. Nome Tatsunagi has Suiko summon him to the mansion where they learn he can see a Dark Tower called Sanctuary. Sanctuary is causing the timeline to be altered throughout history, and the only way to correct it is for Kouji to first correct his future mistake. Now Kouji and Suiko must travel the parallel world -if- and watch as Magical Girls Emi Sendou and Shuka summon Vanguard units to help correct history. Sadly the two can't help much as Cardfighting against real monsters doesn't do much good. (Source: ANN)

Haruka Shinozaki has been interested in the class representative, Akiho Kousaka, since his first year in high school. She is attractive, good at sports, and is an all-around model student. Since they are in the same class this year, Shinozaki decides to confess his feelings—and, to his shock, Kousaka agrees to be his girlfriend! However, he finds that Kousaka is a bit stranger than he first thought: this seemingly perfect girl has never been in a relationship. But even though she is inexperienced, she vows to please Shinozaki in every way she can... such as learning multiple sex positions or his fetishes. Shinozaki tries to assure her that her studies into such subjects aren't necessary, but Kousaka devotes herself to making him happy in more ways than one. [Written by MAL Rewrite]