The story uses Gao Ling, the child of a released prisoner, and Wei Yunuo, the child of a police officer, as the main characters. In addition to the school story, it also lays out a positive social picture.

Mary Ding is in the office getting to know the students in her class.In the classroom, Hu Rong and Tan Xinxin gathered around Wei Yunuo to discuss the situation of the new head teacher and transfer students.The new class teacher has arrived in the classroom of Grade 9 Class 9. Ding announced in front of everyone that he will be the class teacher. Ding Mary's title of "Iron Lady" resounded throughout Yuelin Middle School.Everyone is in danger.

Gao Ling officially entered Class 9, Grade 3, and everyone had mixed reactions to Gao Ling's arrival.Ding MaLi announced a new policy. A thorough examination will be held, and the person with the highest score can be the squad leader.Wei Yunuo is very interested in running for squad leader, Du Jiaming is full of confidence, and Gao Ling wants to give up and not be the squad leader.

Teacher Ding stayed at school to mark the exam papers, wondering about the results of Class 9.Gao Ling's mother took Gao Ling's clothes to the room and told Gao Ling not to be late. Gao Ling looked at his old school uniform and remembered being bullied.Ding Mari called Wei Yunuo, Hu Hurong, and Tan Xinxin to the office and criticized Wei Yunuo for cheating in the exam.

That night, Wei Yunuo skipped class and went to an Internet cafe and was met by Gao Ling.The next day, Ding MaLi talked to Wei Yunuo. Wei Yunuo thought Gao Ling was snitching and wanted to punish Gao Ling a little.

Wei Yunuo asked Ding Mari for leave, and Ding Mari agreed to Wei Yunuo's request for leave.Wei Yunuo gave the leave request slip to the guard Lao Tiehua, and Lao Tiehua praised Wei Yunuo for not skipping classes like last time, but for knowing how to ask for leave, which was also an improvement.Lao Tiehua also confessed that he told Mary Ding about Wei Yunuo's skipping class last time.

Only then did Wei Yunuo realize that Gao Ling had not snitched.Wei Yunuo returned home to have dinner with his parents. Wei Yunuo was absent-minded because he misunderstood Gao Ling. Wei Qingquan thought that he felt guilty for criticizing Wei Yunuo too harshly last time. Wei Qingquan took out the birthday gift he had prepared in advance.But Wei Yunuo didn't like it.

In physical education class, two teams headed by Du Jiaming and Gao Ling were playing basketball. Wei Yunuo did not want to see Gao Ling's team lose, so he took the initiative to leave the field and became Gao Ling's teammate. Finally, with Wei Yunuo's help, Gao LingTeam Ling won, and the relationship between the two improved a bit, but it was a bit awkward.

Wei Yunuo struggled with whether to apologize to Gao Ling during his evening self-study. After the evening self-study, Wei Yunuo followed Gao Ling to the library. The librarian left first thinking there was no one in the library. Wei Yunuo and Gao LingLing was locked up in the library, and Wei Yunuo deliberately created an atmosphere of terror. Just when Gao Ling was telling Wei Yunuo a scary ghost story, there were footsteps.

Lao Tietou, who came to the library, sent the two of them home.The next day Wei Yunuo came to the classroom and found Hu Rong and Tan Xinxin sitting in Gao Ling's seat eating melon seeds. Wei Yunuo stopped them and explained that she had misunderstood Gao Ling about the Internet cafe incident. Zhang Wenqi sneered at the side.

Wei Yunuo apologized to Gao Ling for his previous misunderstanding about Gao Ling's snitching to the teacher, and the relationship between the two was officially reconciled. Wei Yunuo told Gao Ling that he would protect Gao Ling from now on, and Gao Ling joked that only Wei Yunuo would bully her.Gao Ling took Wei Yunuo back to his noodle shop for dinner, and was praised by Gao Ling's mother for being beautiful. Gao Ling's mother brought noodles, but Wei Yunuo praised them for being delicious and promised to come back to eat there in the future.

Gao Ling and Wei Yunuo talked about college aspirations. Gao Ling was determined to study law, while Wei Yunuo was blank and had no plans for the future.

Wei Yunuo was chatting with Hu Huirong and Tan Xinxin about college and the future. All three of them looked confused. Wei Yunuo was very curious about how Gao Ling had such a clear plan for his future, unlike them who were confused.

Chinese Valentine's Day was approaching, and Wang Jianguo gave Ding Mary a gift in front of all the students. In order to avoid this embarrassing scene, Ding Mary could only return Wang Jianguo's physical education class to him and let the students go to physical education class.

During the physical education class, Zhang Wenqi put the pre-written love letter on Gao Ling's desk. This scene happened to be seen by Du Jiaming. Du Jiaming had always had a crush on Zhang Wenqi. He took away Zhang Wenqi's love letter and then placed it on Gao Ling's desk.Wei Yunuo's name was written on the love letters to create a puppy love between the two, and these love letters were deliberately thrown at the door of the teaching building to be discovered by others.Soon classmates in the school were spreading rumors that Gao Ling and Wei Yunuo were in love.

The principal angrily scolded the two in the office for falling in love prematurely and ruining the school atmosphere.Both denied it, but the dean firmly believed that the two were in contact. Wei Yunuo was slightly agitated in the face of others' distrust, while Gao Ling was very calm.At this time, Ding MaLi came to the office and believed that the two were not in puppy love, but the principal believed that the evidence was conclusive and insisted on demeriting the two. Wei Yunuo promised the dean that he would find out the source of the rumors of their puppy love.

During evening self-study, Wei Yunuo followed Gao Ling to the principal's office. Gao Ling wanted to admit that he wrote the love letter and settle the matter. The principal told the two that Zhang Wenqi had come to tell him that it was Du Jiaming who did it.

Du Jiaming heard that Gao Ling's father was in jail. His father was overly defensive and caused death.Du Jiaming returned to the classroom and publicly revealed that Gao Ling was the son of a murderer, and Gao Ling was hurt again.In the lunch cafeteria, several boys deliberately tripped Gao Ling. Wei Yunuo and others became furious on the spot and defended Gao Ling, but the other party refused to admit their fault.

Wei Yunuo denounced everyone's campus bullying behavior as disgusting.Wei Yunuo comforted Gao Ling, and Gao Ling felt extremely warm. Seeing this scene, Luo Haosen finally gave up pursuing Wei Yunuo and blessed Wei Yunuo and Gao Ling in his heart.

Ding MaLi educated everyone, and everyone realized their excessive behavior.Du Jiaming also aroused resentment from his classmates because of his behavior of exposing other people's scars, and the students began to not cooperate with Du Jiaming's work.Du Jiaming felt very frustrated.Everyone is talking about Ding MaLi, who has made no progress in leading Grade 3 and Grade 9 and will be replaced.

Wei Yunuo and others remembered that Ding Mari had done her duty, so they wanted to keep Ding Mari.Wei Yunuo and others came to the principal's office and agreed with the principal that they would not be at the bottom of the next monthly exam.Thanks to the efforts of the whole class, Class 9 of Grade 3 finally got rid of the last place.Yunuo finally spent her birthday with her parents this year, and Wei Yunuo seemed very excited.

Halfway through Wei Yunuo's birthday party, Wei Qingquan received an urgent mission and left. Wei Yunuo couldn't understand.Wei Yunuo found Gao Ling sadly, and Gao Ling took the opportunity to give him a gift he bought, and Wei Yunuo was comforted.Wei Yunuo hurried home after receiving a call from her mother. It turned out that Wei Qingquan died unfortunately while performing official duties.

Gao Ling waited at the door of Wei Yunuo's house day and night, hoping to see Wei Yunuo.At Gao Ling's house, Leng Cuilian was nervously preparing dinner.At this time, the doorbell rang, Leng Cuilian opened the door, and Gao Chaoxiang stood at the door. It turned out that today was the day when Gao Chaoxiang was released from prison.

Gao Chaoxiang felt guilty for not being with Gao Ling's mother and son for so many years. Gao Ling asked Gao Chaoxiang why he killed people. Gao Chaoxiang explained that it was because Leng Cuilian's ex-husband often harassed Leng Cuilian's family and used violence against Leng Cuilian. Gao Chaoxiang over-defended, resulting inPeople die.Gao Ling also learned another side of his father.

The next day, Gao Ling, Leng Cuilian and Gao Chaoxiang's family all helped in the noodle shop and had a good time.After the college entrance examination, Gao Ling confessed that Wei Yunuo was the happiest thing to meet her when he came to Yuelin Middle School. Wei Yunuo was happy and warned Gao Ling not to forget her when he goes to college.