Mark was an average young man. His interactions with Cesar showed he was concerned for his friends and family. He appeared to be paranoid about going over to Cesar's house, notably due to the 'THINK principle' being broadcasted to the entirety of Mandela County and its surrounding counties.Mark only snapped when the alternate impersonating Cesar presumably revealed the truth: Christianity's saying about Christ was a lie and humanity had been fooled. Sarah's older brother, Friends with Bernardo.