That year, we met, got to know each other, and fell in love when the flowers were blooming in spring. That year, we fought, quarreled, and separated in the cool autumn when the leaves were falling. He said she was cruel, and she said he was cold-blooded. A few years later, he returned from studying abroad and took over the family business. She graduated and became a high school teacher. When she was handling affairs between students, the student's guardian was actually him. We promised to never see each other again, we promised to become strangers from now on, everything we promised will be broken, how will things develop? (1V1, happy ending)