Due to circumstances, Hao Nan had to return to his old teaching post. He meets new student Ren Zhen and a group of teens who, through their "unruly" teacher, gradually open their hearts to usher in their brilliant lives.
The 28-year-old Hao Nan left teaching for five years and became the owner of a pool hall, but the good times did not last. After having to close the shop, he resumes work as a teacher. The 18-year-old Ren Zhen fails the gaokao due to her unreliable father. She meets an equally frustrated Hao Nan on the rooftop, and he uses his own experience to encourage her.
Coincidentally, Hao Nan, who has become a teacher at Qingyun High School, meets Ren Zhen again. She is a new enrollee. In the days that follow, Hao Nan and the students go from not understanding each other to cherishing each other. Thanks to his efforts, these young people who are looking forward to the future come to trust their special teacher.
Sang Zhi falls in love with Duan Jia Xu, a boy who often comes to her house to play games in her older brother’s room. He is seven years older than her. Sang Zhi had a crush on Duan Jia Xu when she was young, but they lost contact with each other for some reason. After she graduates, she joins the university in the city he is in, and during their day-to-day intimate and close interaction, they slowly fall in love.
Adapted from the web novel "Secretly, Secretly; But Unable to Hide It" (偷偷藏不住) by Zhu Yi (竹已).
Three female students Ning Meng, Liu Zhen Zhen and Chen Xuan were called up to join the army together. After being honed by Qin Guan and other armed police special service officers and soldiers, they entered the "Special Service Eighth Group" and the many experiences shape them as they grow.
Qin Guan is the captain of the eighth group of Secret Service. He is handsome, brave and good at fighting. He has high responsibilities and beliefs, but he is also a hot person on the inside. Ning Meng is an optimistic and cheerful girl. At the same time, she also has extraordinary persistence and hard work. She trained hard and grew quickly. And in the subsequent dangerous missions, Qin Guan and Ning Meng fell in love.