The video is about a person who wants to have a pet fish in their room, but their girlfriend has forbidden them from getting any more pets. In response, the person decides to build a secret fish tank under their bed. They enlist the help of friends to design and build the tank, and after some trial and error, they finally succeed in creating a large, elaborate fish tank. They stock the tank with fish, plants, and decorative items, and then hide under the bed to avoid being caught by their girlfriend. However, when the girlfriend arrives home, she discovers the fish tank and is not pleased. She is upset that her partner went behind her back and built the tank, but eventually agrees to let them keep the fish as long as the tank is moved to a more conventional location.
Here are the key facts extracted from the text:
1. The narrator wants to build a secret fish tank under his bed.
2. His girlfriend, Hannah, said no more pets after they got a dog named Roger.
3. The narrator decides to build the fish tank while Hannah is out of town.
4. He visits a fish store to get ideas and meets a person named C the Builder who offers to help.
5. C the Builder finds a large fish tank to fit under the narrator's bed.
6. The narrator and his friends visit a furniture store to find a new bed frame to fit around the fish tank.
7. They assemble the bed frame and the fish tank, but it leaks when they fill it with water.
8. They use tape to fix the leak and continue building the fish tank.
9. They visit the fish store again to buy rocks, plants, and a fish named Derek.
10. They also buy robotic fish and robotic turtles to add to the tank.
11. Hannah unexpectedly comes home early, and the narrator and his friends rush to finish the fish tank.
12. The narrator hides under the bed in the fish tank as Hannah enters the room.
13. Hannah discovers the fish tank and is not happy about it.
14. The narrator explains that he just wanted a fish and was not trying to prank her.
15. Hannah allows the narrator to keep the fish, but they need to figure out what to do with the large fish tank.