Malcolm gets his dream interview opportunity when the NYPD zeroes in on one of his and his father's favorite psychologists, who may be involved in a homicide linked to an LSD-laced psychology trial. As his night terrors continue to evolve, Malcolm checks in with his trusted childhood therapist to discuss new theories on what exactly he witnessed as a child. The consequences of Malcolm's visits with The Surgeon begin to add up when Gil, Jessica and Ainsley catch wind that he has been seeing his father again.