A poverty alleviation project brought Xi Xi, a poor student from a remote mountain village to a prosperous city, and became roommates with Ning Zizi, the cold-looking academic god. As their high school years gradually passed, the relationship between the two became more and more obvious, and the past of Ning's mother and Xi's mother, who had been separated for 26 years, was also known.
Concept: The story of Ning & Xi