The drama version of "The Beauty Inside" is a healing love comedy. Seo Hyun-jin will play Han Se-gye, a top star who changes her face once a month. At a certain period of time every month, she will become someone else's face. Lee Min-ki will play Seo Do-jae, the head of the airline company. This man who seems perfect in every way has a flaw, which is facial recognition disorder. In order not to be discovered by others, Seo Do-jae will try to observe people's small habits and walking postures, and maintain a perfect image through his own efforts. After his encounter with Han Se-gye, his life has changed dramatically.