If you haven't gone to college, your life is incomplete. Enemies and enemies, deep love and hate, silent friendship, skipping classes, sleeping games in Internet cafes, hanging out in the library, meeting different cities, different people, starting a different life. Su Youlan is a lonely little talented girl who is a close friend of Gu Yuxing, the boy next door. However, the two have different choices. He Ze is her good friend and brother in college, but their relationship is becoming increasingly different. In college, there are also weird roommates and funny seniors...