The speaker has transformed into a mermaid and needs to overcome challenges to return to normal. The first test is to stay underwater for a minute. The speaker tries different methods - using a mask, a t-shirt as a makeshift bubble, and finally, a basin to create an air bubble - to breathe underwater. With the help of the basin, the speaker successfully passes the test and is able to return to their normal form. The video ends with the speaker awaiting the next test and inviting viewers to subscribe to their channel.
Here are the key facts extracted from the text:
1. The narrator has turned into a mermaid.
2. The narrator receives a letter from a person referred to as "the gentleman".
3. The letter contains a test that requires the narrator to stay underwater for at least a minute.
4. The narrator is unable to stay underwater for more than a few seconds.
5. The narrator discovers that they need a mask to stay underwater.
6. The narrator creates a makeshift mask using a t-shirt and a bubble.
7. The narrator tries again to stay underwater but is unsuccessful.
8. The narrator discovers that the problem is not with the mask, but with the fact that they are not adapted to being underwater.
9. The narrator comes up with a plan to use a tube to breathe underwater.
10. The narrator uses the tube to breathe underwater, but it doesn't work well.
11. The narrator comes up with a new plan to use a basin to create an air bubble and breathe underwater.
12. The narrator is successful in staying underwater for more than a minute using the basin.
13. The narrator passes the first test and is one step closer to returning to normal.
14. The narrator has to get out of the water and transform back into a human.
15. The narrator is relieved to have their legs back.
16. The narrator is ready to face the next tests and overcome them.
Note: These facts are based on the text and may not be entirely coherent or logical, as the text appears to be a script for a video or audio recording and may contain errors or inconsistencies.