J.R's efforts to rid the family of Gary...again, begin to work. J.R pretends to help his younger brother, by including him in some Ewing business. The venture, however, is with a company doomed for failure, and Gary begins to feel the stress. Valene realizes what J.R is up to, but is unable to stop it. Pam has trouble of her own. A drunken Digger showed up at Southfork, while recovering from his binge, he tell Pamela he will no longer acknowledge her as his daughter because she is married to a Ewing.

Bobby questions his role at Ewing Oil, as J.R's way of doing business does not sit well with him. Jock does not support this, and confronts J.R. During the discussion, Jock suffers a heart attack. Bobby deals with his father's illness, by joining Ray working at Southfork. Jock knows J.R is not telling him everything, and wants Bobby back to keep things on the straight and narrow at Ewing Oil, the company he started. While in the hospital, Jock finds out he needs open heart surgery. All the Ewings are there to support the patriarch of the family.