It is a romantic comedy that tells the story of Im Joo Kyung, who is insecure about her appearance and uses make-up to look beautiful to the world. She meets Lee Su Ho, a young man with a hidden scar in his heart, and they grow closer by sharing their secrets with one another. Im Joo-Kyeong (Moon Ga Young) is a student who doesn’t want to be caught without make-up. Ever since she was little, she has had a complex about her appearance. To hide her natural face, Im Joo-Kyeong always wears make-up. Her excellent make-up skills make her look pretty, and through make-up she is bright, optimistic and self-confident. She becomes involved with two men: Lee Soo-Ho, the only man who knows what she looks like without make-up, and Han Seo-Joon.