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.

In an era where Japan is under the control of demons, two warriors fight to overthrow their rule.

Two scientists seek to find if love can be solved by a scientific theory. They will find the answer in their own hearts and feelings.

It has been 2 years since the GCC raid in Anteiku. Although the environment in Tokyo has changed drastically due to the CCG's increased influence, Ghouls are still a problem, especially the Aogiri Tree organization.

Depois de passar pela "síndrome da puberdade", Sakuta encontra garotas que sofrem do mesmo mal, inclusive sua irmã e a atriz Mai.