Kanato Tsuyuri is a geeky introverted high school boy who's insecure about his looks, but he actually has a secret life as "Shirahime." Shirahime is a popular cosplayer who dresses up as a girl and has over ten thousand followers. One day, his best friend Ikiri convinces him to play a trick on the handsome and popular Taiki Suga. He dresses up as a girl and tells Taiki that he has feelings for him. The next thing Kanato knows, he's in Taiki's room! Kanato is shocked to find out that Taiki knows about Shirahime and that he invited Kanato to his room even though he knew Kanato was a boy dressed as a girl! Kanato is in a predicament and he needs to get out or Taiki might try to do more...!