The protagonist is Saotome Sou, an expressionless guy, who is also given the nickname “Doll Prince.” One day, he was summoned to another world as a “Hero” together with the rest of his class. While on his way to being transported, he passed by a space where God resides. Although his classmates were also given special abilities, his was the ultimate ability talked about in legends. However, the “ultimate ability” that he could not be sensed when he was appraised. Thus was labeled an incompetent non-combatant, and was secretly kicked out from the Royal Capital. This was actually the development he desired. Behind the scenes, with his excellent deadpan expression, his secrets, and his secret desires, he charges forward to create a legend.