The protagonist, Even if the child in Yuu Kamiyo who is following younger brother is blessed, The approach was begun one thing or another. That sort of case, The girl of the alone changes her school to the woman educational institution. Girls names are Shigure. Mysterious Shigure somewhere, When you approach protagonist and Yuu with meaning, It is restrained that protagonist is connected with Yuu, It takes out to the date and it tempts it, It twines round the What or Yuu.