Lin Xiangxia and Su Chengyu were top students in the same major and were academic rivals. In real life, Su Chengyu was the boyfriend of Lin Xiangxia's roommate. They had not had much contact in private during their four years of college, but Su Chengyu invited her to join his start-up team just before graduation... Lin Xiangxia's roommate broke up with Su Chengyu because he wanted to study abroad. Later, Lin Xiangxia accompanies Su Chengyu to work hard to build his own business empire, and the two gradually develop feelings for each other. When Lin Xiangxia thought they were boyfriend and girlfriend, Su Chengyu told others that they were just friends...
Concept: Love is sweet and sour, and reunion after breaking the mirror