Personality Disorders Support Group
Personality disorders form a class of mental disorders that are characterized by long-lasting rigid patterns of thought and behaviour. Personality disorders are seen by the American Psychiatric Association as an enduring pattern of inner experience and behavior that deviates markedly from the expectations of the culture of the individual who exhibits it.
As I said unless you know all of the circumstance it's hard to judge or make assumptions. He may be changing meds, the female voice maybe some kind of carer, honestly you just don't know unless you ask how he is.