As a prince, he and she, who didn't know her life experience, met by chance when they were young, and their fate formed a lock for them. After growing up, the two of them had different emotions, either happy or sad. She was pregnant with a child because of a one-night spring dream. He loved her, but she had someone in her heart. He didn't want her like this. Until they missed it, the two regretted it. After two years of torture, he became callous and ruthless, playing with flowers. When they meet again, he vows to use all means to get her, even if it breaks her heart.