He is the top boss of the homework gang, looks cold and acts like a gangster, Shen Yuan. People give him a nickname: Mr. Resentment. He is an all-round health-preserving young man from various circles of intelligence networks. He seems to be honest but is actually very honest. Sui Nian. People give him nicknames: Nian Nian, Dad Luan, Uncle Nian. He is a little brat who is unwilling to be spoiled and creates his own gang, and is somewhat paranoid and possessive about his uncle, Fu Jiu. People gave him nicknames: Jiji, little brat, brat. He was unwilling to let his childhood sweetheart be missed by others and chose to fight back, Jiang Lao. Nicknames given by people: Gou Luo, Lao Lao. What kind of love and hatred will happen when four people get together? By the way, four people got together to play mahjong.