The heroine Lan Jingyi teaches in a private school and has been teaching for seven or eight years. She is considered an old teacher. The private school is quite famous. This may be the reason why the employer asked her to be a tutor. She has also met several students with good families, so she has also seen some teachers who should have been strong in the world but were tortured by her three students... In the end, she could not get rid of the fate of compromise.