Mark Jorgenson, Jr. is the son of Mark Jorgenson, Sr., and heir to the Jorgenson financial empire. Mark, Jr. (according to his father) was "sensitive", like his late mother, and rebelled whenever Mark Sr. tried to mold his son into a Jorgenson man; tough and strong. Because Mark, Jr. felt he was a failure in his father's eyes, he turned to drugs to kill his pain. He also grew close to Mary McDermott, his father's latest girlfriend, who covered his drug use and his father's drug dealings. Mark, Jr. was arrested during a drug sweep (his second offense) and his father's lawyers got him out, later Mark, Sr. wanted his son to attend drug rehab in exchange for a suspended sentence, but Mark, Jr. refused. Mark, Jr. also played polo with his father, which he had difficulty doing with his addiction