During the day, he's cool and cold... But at night, he becomes like a completely different person, passionately devouring her. "It's a husband's duty to pleasure his wife." "Your body is already responding. You must be sensitive." The newlywed bride can't contain her pleasure as her husband, the "marble marquis," gazes upon her with cold eyes. Amelia, a daughter of a duke who lost her parents, is taken in by her guardian, Evan, whom she grew up to be as good as siblings with. Due to a misunderstanding, she marries Evan, who is cold and distant during the day, and doubts whether their marriage is one of simple duty. But at night, he pursues her with a sweetness and persistence that makes him feel like a completely different person. She doesn't understand her husband's true feelings. She wants to refuse, but why do her body and soul yearn for him? The sweet married life of an awkward couple, frustratingly drifting apart!