A high school girl who lives alone in a high-end residential area in Shibuya, Jedou Xiao, although she lives a wealthy life, her father never goes home under the pretext of being busy with work. She has never been able to trust adults and has no vision for the future. It was in front of such a daring girl that one day four men suddenly appeared-"The Brave Eagle", "Space Knight", "The Fist of the Fist" and "The Cyborg Kasin". They are all righteous heroes fighting evil with their beliefs in their own world. With the advent of the heroes, the mysterious magic hand also attacked Jietang with a smile. In order to protect laughter, the heroes all stood up. What will their meeting bring to Jietang Xiao and this world?