Episode 1
He Fan heard Xia Xiaotong, a third-year high school girl, calling for help and went into the water to rescue her sister, only to realize that the so-called “sister” was actually a dummy head and left angrily. Xiaotong was taken to a bartending class by her friend Ryoko and discovered that He Fan was actually the new bartending teacher.
The English teacher Zeng Huali asked about He Fan from the psychological counselor Meng Xiang. Ryoko, who constantly uses aided dating to fill her emptiness, meets Gao Dongjun, a physical education teacher who is full of benevolence and morality.
Xiaotong was taken away by Alan for being taken away by her compensated sister. He Fan rescued Xiaotong and Xiaotong had a good impression of He Fan. Dongjun who discovers that Ryoko’s father is Zhang Xudong, the chairman of the parent association, deliberately approaches Ryoko.
Episode 2
Xiaotong was worried that her “sister” who practiced hair cutting had lost her hair. He Fan thoughtfully gave Xiaotong a wig and showed her to visit her bus bar. Dongjun asked Ryoko to eat, and Ryoko teased Dongjun. Xiaotong, who called herself very unlucky, went to He Fan to hide from the rain and told him her grievances, but in fact she was injured by Xia’s mother who often blames her misfortune on her daughter.
He Fan met his girlfriend Song Xinchen again in front of his mother’s grave and was very happy. Allen entangled Xiaotong, and Ryoko asked Dongjun to vent her anger for Xiaotong, but Allen settled the account on He Fan’s head and wrote an anonymous letter to the school.
Episode 3
In order to help He Fan clear her grievances, Xiaotong admitted that everything was her prank and was punished by the school. Ryoko teased Lin Ziqi’s love letter to Xiaotong, and Ziqi hurriedly tore it down. Meng Xiang went to He Fan as a guest and found that He Fan’s girlfriend Xinchen was actually his ex-girlfriend.
Xiaotong asks He Fan to go out, He Fan explains the romance to Xiaotong, Xiaotong shows his love to He Fan, He Fan has nothing to do with this little sister, so he has to accompany her to the amusement park and grab the baby for her. Ryoko teaches Ziqi how to chase the girl, but Dongjun misunderstands him. In order to realize He Fan’s bet to be his hairdressing model, Xiaotong worked hard to practice shooting.
18-year-old promise stills
Episode 4
In order to save Xiaotong who passed out in the rain, He Fan asked Meng Xiang to watch the movie with Xinchen. Influenced by her own contradictory desires, Xinchen embraces and kisses Meng Xiang, who had left without saying goodbye. Knowing that Tong likes He Fan, Ziqi is nervous, Ryoko teaches him to kiss.
Ziqi confessed to Xiaotong that he was rejected, Ziqi blamed Ryoko for not knowing love. He Fan decides to get engaged with Xinchen, Xiaotong is heartbroken and returns the baby He Fan grabbed to him. Xiaotong, who was in a trance, was hit by a car. He Fan felt guilty. Ziqi sent a text message in the name of Xiaotong to deceive He Fan and said that he did not want to see him again.
Episode 5
He Fan, who had hurt Xiaotong, realized that he was reluctant to leave Xiaotong. Ryoko is angry that no one really loves him, and is hot and cold towards Dongjun. He Fan said frankly that he didn’t want Xinchen to be hurt two years ago. Meng Xiang understood that it was him who hurt Xinchen.
He Fan told Ziqi that he liked Xiaotong as his sister, and entrusted Xiaotong to Ziqi. Xiaotong thought that the lucky doll sent by Hufan was given to him by Ziqi, and was moved to accept Ziqi. Ryoko is angry and Xiaotong uses Ziqi to make a big fight with him. Meng Xiang told Xinchen that he had left without saying goodbye because he found that he was mentally ill.
