Youran, a senior girl who was about to become a teacher, met Cen Feng, a photographer who had just entered the society. At that time, Youran didn't know that he already had her by his side. Because she fell in love at first sight, she couldn't help but get close to him. After getting along with him as a girlfriend for nearly half a year, she found out that he had a girlfriend and they had just broken up. Youran blamed herself. He comforted her that it was not because of her. They had problems for a long time. So they continued to be together for nearly a year, getting rid of all the rotten relationships around him, and also brought her mother to see him. She thought they would eventually become a true couple, but Youran was shocked to learn that Cen Feng had a childhood sweetheart, and they had been living together for a year. This chaotic n-corner relationship, and what should she do... Where should she go?