In order to find her lifesaver, Su Xiaoxiao was admitted to Zhenyun University, where many top students gathered, by virtue of her swimming skills. On the day of admission, Su Xiaoxiao and the aloof top student Shen Xiling met each other, and the two have been inseparable ever since. Shen Xiling, who is afraid of trouble, is repeatedly forced to get involved in various troublesome incidents on campus because of Su Xiaoxiao, and the two have become a pair of happy enemies.