Su Qing is a master's student who is about to graduate. She is smart, independent and full of vision for the future. She accidentally found an internship opportunity at a startup company and excitedly started her internship career. In the company, she fell in love at first sight with the company's co-founder, Lu Yang, who was mature, steady and charming. However, Su Qing soon discovered that Lu Yang was married and had a lovely son. This forbidden emotion caused Su Qing to fall into a deep struggle. It wasn't until 8 years later that Lu Yang's first love, Bai Yueguang, appeared again.