The summary is:
Dalas and Lizy take their Persian cat Mai to a hairdresser who has never cut a cat's hair before. They record Mai's reactions before and after the haircut, which leaves her very short and unhappy. They explain that they cut her hair for health reasons, not aesthetics, and that they might try to do it themselves next time. They also ask their viewers to suggest more videos with Mai.
Here are the key facts extracted from the text:
1. Dalas and Lizy have a Persian cat named Mai who has a lot of hair.
2. They take Mai to a hairdresser who has never cut a cat's hair before.
3. Mai gets nervous and angry when they touch her belly or cut her nails.
4. The hairdresser shaves Mai's hair completely, leaving her very small and bare.
5. Dalas and Lizy put a coat on Mai to keep her warm and comfortable.
6. Dalas says he will cut Mai's hair himself next time and asks for suggestions for more videos with Mai.