A woman finds the key to a room in the attic that her husband forbids her from entering. When she opens the door, she is confronted with the haunting existence of the woman her husband refuses to forget.
Unfortunately the movie The Matrimony is not yet available on HBO Max.
| Editing | Angie Lam On-Yee | Editor |
| Directing | Teng Huatao | Director |
| Writing | Zhang Jialu | Writer |
| Production | Jiayi Du | Producer |
| Production | Wang Zhongjun | Producer |
| Sound | Norman Orenstein | Original Music Composer |
| Camera | Mark Lee Ping-Bing | Director of Photography |
| Production | Wang Zhonglei | Producer |
| Sound | CinCin Lee | Music |
| Writing | Yeung Sin-Ling | Writer |
