A young, compassionate man struggles to save his family and friends from the abusive exploitation of his cold-hearted, grasping uncle.

An adaptation of the D.H. Lawrence classic.

When John Peter Barrie escapes from a maximum security mental institution, the police assign all available resources to finding him. Barrie is a dangerous sex offender known as the Devil's Disciple. Morse is assisted by Barrie's psychiatrist, Dr. Esther Martin. Barrie contacts Morse and they begin a deadly game of cat and mouse. When Morse refuses to play the game Barrie's way, the madman kidnaps a woman and demands that Dr. Martin be held for a future exchange. As the investigation proceeds, Morse believes Barrie has accomplices in the area but after a local cultist is killed, he realizes he has been looking in wrong direction all along.

数万英尺高空的飞机上，与波罗同机的一个夫人离奇死亡，脖子上留下一个疑似黄蜂叮咬的痕迹。在死者脚下，波罗找到一个来自南美印第安人常用的毒镖。波罗怀疑这便是凶手所采用的凶器。令人遗憾的是案发的当时，波罗刚巧睡着了。 飞机着陆后，波罗拿到所有乘客的行李清单，凭着这份清单，他推断：主要嫌疑人应是一位奇怪的美国人、然而事实是，当时在飞机上却没有美国人……