jaune mysterious disappeared no one knows where he went until rwby found blood and followed the trail toward the water and called ozpin for a scuba team that has a camera to look and listen to see what down their.....and to see if it's jaune then.....they found him.
After a tragedy that changes his life, Y/N, dedicates himself to saving others. He returns to Vale, after roaming Remnant for 3 years.
Just bear with me on this. I also forgot to mention the reader is a bit Powerful.