This is a love story between two career-focused scientists during their student days. Lu Lingjun is a strong academic, considerate and cute. Senior sister Liu Xin is cold and gentle, but has a strong heart. Guess who's on top and who's off.
Lingjun: "I had sex with my senior sister in my dream."
Author: "What did you do?"
Liu Xin: "You also had sex with me outside the dream."