The video is a messy collection of disconnected scenes, conversations and songs without an apparent storyline. There is some focus on a potential engagement between J and Mariana, and efforts to surprise her with a proposal.
Sure, here are the key facts extracted from the provided text:
1. There is mention of finding an engagement ring.
2. The person wants to propose marriage to Mariana.
3. They are planning a surprise proposal with decorations and balloons.
4. There is nervousness and uncertainty about Mariana's response.
5. The proposal involves a special outfit and a smoke machine.
6. The person is seeking good luck and is waiting for the right moment to propose.
These are the factual points from the text without including opinions or subjective statements.