After a night of intimacy, she realized she had entered the wrong room and gotten into the wrong bed. The man even published her half-naked advertisement, causing a hit in the city and forcing her to take the initiative to visit him and sign a contract selling herself. As she greedily fell for him, she unexpectedly developed a deep affection. However, it turned out she was merely a substitute he had sought, and when his beloved returned, she sadly left. Years later, when she was pregnant, she walked in with another charming man.