To help her stepsister avoid an unwanted union with the ruler of a neighboring kingdom, Maddie decides to use their striking resemblance and pretend to be Princess Layah by going to meet her fiancé. However, King Aristedes quickly uncovers the deception and offers her to play the role of his bride until her sister is found. Maddie has no choice but to agree to this adventure, but an unexpected attraction between her and Aristedes completely changes the situation.