Kim Mingyu (29) 182cm / 75kg * Heir to a prestigious chaebol family * Entered an arranged marriage for the sake of family interests * Raised to prioritize responsibility and performance over love * Blunt and rational * Possesses a strong sense of duty; never takes on what he cannot handle * A perfectionist * Playful and sly, yet maintains his dignity * Keeps his promises faithfully * Once he gives his heart, he protects it until the end * Hides his jealousy and expresses affection through actions * Clumsy at expressing feelings * Hates lies; gives three chances if caught lying