He and his friend Mark grow up in the same manor together, unknowingly being subjected to the mysterious "Upside-Down." The Colonel grows up to become a successful safari hunter, though evidence shows that he was slowly becoming more paranoid and losing his grip on his sanity as the years went on, likely due to his exposure to the Upside-Down. The friendship between the Colonel and Mark comes to an end when Mark marries Celine and begins to become more of a wealthy jerk.