"The Beauty Inside" is a South Korean romantic drama film released in 2015. The story follows a man named Woo-jin, who wakes up every day in a different body, experiencing life as various people. This unique condition complicates his relationships, especially with Yi-soo, a woman he loves deeply. As Woo-jin navigates his unusual life, he learns about the nature of identity and love. The film explores themes of self-acceptance and the essence of beauty beyond physical appearance. It combines elements of romance and fantasy, making it a thought-provoking viewing experience.