John claims he has disturbing urges to torture, dismember and kill people — and says he’s been fighting these urges since childhood.

WATCH: Dr. Phil To Guest: ‘You Should Not Be Alone With This Man’

TELL DR. PHIL YOUR STORY: Chaos in your life?

Jennifer says she’s never been afraid of her older brother, John, but when he reveals he has two triggers that bring out the “monster” in him: alcohol, Jennifer, Dr. Phil advises both siblings to take precautions.

WATCH: Woman Claims Her Brother Often Talked About ‘Fascination’ With Killing

In Today’s Takeaway, Dr. Phil reminds viewers that in today’s world, it’s not a good idea to “blindly” give others the benefit of the doubt.

Check here to find out where you can watch Wednesday's episode.

TELL DR. PHIL YOUR STORY: Life in crisis?

Man Claims He’s Fought The Urge To Torture, Dismember And Kill Since Childhood