Overview
Thirty-year-old Zhihong, who is still living with his sister, is a useless young man in the eyes of everyone. His daily pleasure is to peek at his sister's girlfriend Li Yifan through the crack of the curtain. A turmoil about Yifan's relocation gave the two a chance to spend time alone. As their relationship progressed, Zhihong gradually released his long suppressed desire
| Actor | Age then | Age now | |
|---|---|---|---|
 | 30 | 36 | |
 | 28 | 34 | |
 | 31 | 37 | |
 | - | - | |
 | 47 | 53 | |
| - | - | |
| - | - | |
| - | - |