It's an age where aliens, monsters and other dangers threaten the Earth, and various heroes have risen to protect it. Supporting these heroes are the human defense forces, of which the sisters Kitajishi Miyuki...

When Haruhei Sakura entered in an exam school, he fell in love with a girl who also goes to the same school. She is the daughter of a millionaire, but strangely works at a part-time job in a cabaret. He wishes...