Late spring cold refers to the weather phenomenon in which the temperature rises quickly in early spring (generally late February and early March), while the temperature in late spring (generally April) is lower than in normal years.
Qi Cheng, a computer science student, is handsome, smart, talkative, and arrogant, like a robot. Everything goes well except for his relationship.
Lu Zirui, an ordinary young man from the literature department, has jokes and performances everywhere.
The two people with completely opposite personalities have become close friends since high school. Qi Cheng pursued his brother Qi Wang but failed, and Zi Rui broke up after two years of love.
Two teenagers who seem to understand love grow up supporting and relying on each other.