Shelly Cole, a newly-fledged American actress came to Aldun Kingdom aspiring to perform at the Royal Theater. She works part-time at a cafe as she tries out for several auditions but fails every time. Just when she lost all her confidence, she meets a mysterious man named Earnest who claims to be her fan. Behind his messy hair and glasses is a handsome and kind man who gives Shelly the courage to stand up again. The two bond over their love of plays but ever since a certain event, Shelly couldn't see him again... That is because Earnest is Aldun's prince in disguise as a civilian!