Who is Jonathan Nye from Mount Dragon: A Novel and what is their importance? Mount_Dragon English & Literature Jonathan Nye | Mount Dragon: A Novel

The hallucination that Nye sees when PurBlood begins to do its work on him, Jonathan was Nye's older brother. He was killed while swimming with Nye as a rogue wave pulled him under and refused to release him. Now, deep in Nye's hallucination, he reveals himself to Nye and becomes his ever more visible companion as they track Carson and de Vaca, and then afterward as they head out together to retrieve Mondragon's gold.