When liberal arts boys meet engineering girls, they have different ways of thinking and living conditions. You love ABC, I love carbon, nitrogen and oxygen. A different kind of collision, a different kind of love. Chen Liang met Ding Yu, a girl, by chance while studying in the library. He had not had a heartbeat in four years of college, but he started to have late-life throbbing. However, there is already a flower protector beside the beauty. When facing a love rival, should you let go and wish them happiness, or should you fight for your own love?