Xiaolong lives together with his grandfather and his cat in a little town in rural china. After graduating from elementary school, he plans to visit the city's middle school together with his two best friends Lele and Meimei. But Xiaolong's father wants him to move to Shanghai and visit a school there. Xiaolong doesn't want to leave so he runs away with his cat, and finds shelter on a deserted roof.
| Actor | Role |
|---|---|
| 巫巫晨熙Xiao Long | Xiao Long |
| 石石亦凡LeLe | LeLe |
 Gao ShuyaoTeacher Liu | Teacher Liu |
| 潘潘婧之Not listed | Not listed |
| 高高姝瑶Not listed | Not listed |