My favorite hero is a woman

The number one hero in the world was named "Yunnie," but his face and true name were always a mystery. (Fun fact: Yunnie's power is superhuman strength, and the more powers a hero has, the more heroes there are.)

Chaeyoung was a huge fan of "Yunnie," you could even say she was in love with him. All her life she dreamed of one day meeting him or being like him, until one day...