Mika Yano

At an elite girls' school, a freshman joins a mysterious club that secretly prepares students for government careers. Under the strict guidance of an upperclassman, she endures intense training alongside her fellow members.

Mitsuki and Yuya become stepsister and stepbrother because of their parents' marriage. Mitsuki can't get along with her new family and Yuya doesn't know how to approach his new stepsister. One day, Mitsuki becomes possessed by the...