Everyone has secrets they want to hide. Do-kwon, who is an idiot, has a habit of deliberately wrinkling his face to hide his secret that he likes to handsome people. However, Ryeo-soo has the ability to hear other people's feelings, and he is interested in Do-gwon, who sees himself and trembles inwardly. Then one day, Ryeo-soo hears Do-gwon's earnest desire... . "I'll keep it as a secret. Can you teach me to study instead?"