Tension between Ewing Oil and Weststar rises in the aftermath of the European deal. April vows not to let the crank phone calls get to her. Tommy McKay returns to Dallas and shows up in Bobby's office with an apology. Miss Ellie and Clayton continue to try to resolve the mystery of the key for Jock. Bobby accuses Cliff of neglecting Ewing Oil business. Cliff goes to Charleston, South Carolina to search for Van Buren. April's sister Michelle Stevens appears and meets Bobby. Tommy plots a bomb attack.

J.R. meets AL Halliday who offers to sell him a tanker with an accident record. Cally learns about J.R.'s past romance with April and she confronts both of them about it. Michelle shows up for dinner with Cliff instead of April. Miss Ellie and Clayton ask Jordan Lee about early oil days in Texas and he tells them about a town called Pride where Jock Ewing had his first strike. Rolf Brundin falls victim of Tommy McKay's deadly vengeance. April's past romance with J.R. puts a strain on her friendship with Cally and she decides to move out of Southfork and go back to her place.