Here is a possible concise summary:
The text is a transcript of a video from a series called "Solving the Case". It shows how a detective exposes and arrests a woman named Tram Anh, who abused and tried to kill her disabled mother, Mrs. Hoa, in order to sell their house and pay her gambling debts. The detective used a hidden camera, a fake buyer, and a neighbor's testimony to gather evidence and catch Tram Anh in the act. The detective also condemned Tram Anh for her unfilial behavior.
Here are the key facts extracted from the text:
1. Tram Anh is a gambler who wants to sell her house to pay her debts.
2. Her mother, Mrs. Hoa, is disabled and refuses to sell the house.
3. Mr. Sau is the village leader who tries to help Mrs. Hoa and Tram Anh.
4. Ken is a neighbor who wants to buy the house with Mr. Sau.
5. Tram Anh abuses and threatens her mother, and tries to kill her.
6. Mr. Sau and Ken set up a trap to expose Tram Anh's illegal behavior.
7. Tram Anh is arrested by the police for mistreating her elder.
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