Seven years ago, she cured his insomnia with a piano piece, but he harmed her life for profit.
Seven years later, he met her again, but he personally arranged a step-by-step plan to get her involved in a battle of intrigues again.
He is a profit-oriented businessman who can even calculate people's hearts, while she yearns for a plain life and only wants to be accompanied by music in this life. They held opposite beliefs, and in the end, the only thing holding them back was their love for each other.