After Sochi, Katsuki Yuuri was asked by his ballet instructor, Minako Okukawa to fill-in as Tatiana in Mariinsky Theatre, 'Onegin' as distraction. What Yuuri hadn't anticipated is what will follows... In which Yuuri is a beautiful cinnamon roll of a man, enough that everyone thinks he is a girl. He played a girl part in Madamme Baranovskaya's show, and became an assistant instructor for Yuri Plisetsky. Later, it lead to a relationship blooms between him and Viktor Nikiforov, born with misunderstanding. Yuuri, a ball of anxiety as he is, is insecure, and Viktor that still thinks that Yuuri is a girl, until it's too late.