Secrets of a Psychopath

36-year-old Elaine O’Hara had very little to live for. She was overweight, depressed and suffered from asthma, diabetes and dyslexia. So when Graham Dwyer, a 40-year-old architect, started taking an interest in her she jumped headlong into the relationship. What happened next would lead to an obsessive and bizarre relationship, which would ultimately end in tragedy.

CBS reality logo