When they met for the first time, Jiang Yi accidentally saved the person Shen Ning was teaching, which made Shen Ning unhappy.
When they met for the second time, Shen Ning deliberately gave the wrong dormitory number, which made Jiang also unhappy.
Later, the two became roommates, which made both of them unhappy.
The two enemies and mortal enemies are developing step by step in an irreversible direction.
Intention: growth