A possible concise summary is:
Milo hired Rift as his Fortnite editing coach, but he secretly used a fake account and acted like a kid. He also had a friend in a hidden control room who could disable Rift's edits and make him lag. Milo challenged Rift to an edit race and a 1v1, and then revealed that he was trolling him. He asked the viewers to subscribe and use his code in the item shop.
Here are some possible key facts extracted from the text:
1. The text is a transcript of a video where the speaker hired Rift as his Fortnite editing coach but pretended to be a kid on a secret account.
2. The speaker bribed Rift with $1000 and then trolled him with a rigged map that had a lag switch and a disable edits button.
3. The speaker also had a friend in a hidden control room who could turn off Rift's edits and shoot at him during a 1v1 match.
4. The speaker revealed himself as Milo at the end and admitted that the whole thing was a prank.