In the distant future, humanity has explored beyond Earth and colonized both the inner and outer planets of the Solar System. In order to pr...

Iroe Genma is a third-year high school student often referred to as "Elder Sister" despite her short height. This troublemaking teenager is ...

Zenitsu Agatsuma is determined to be the subject of adoration by receiving chocolates on Valentine’s Day—and this year, he is taking no ...

It's been several years and Kyosuke Kasuga is now 19. A mysterious phone call warns him of oncoming cars but he doesn't listen. Ironically, ...