Jock goes on trial for murder. Sue Ellen begins drinking heavily to deal with Dusty's death.

J.R. is confronted by Jamie about his marital indiscretions. Lucy attempts to help Eddie.

Lucy and Eddie begin working together. Bobby ends up being contacted about a ransom.

Pam discovers the truth behind her search for Mark.

Mandy finds herself feeling torn between Cliff and J.R. Pam is out for revenge.

Jenna is scared that she could have killed Marchetta.

The Ewing brothers attempt to protect the family fortune. Sue Ellen takes a trip overseas.

J.R. confides in Mandy and tries to get Cliff out of her life. Miss Ellie vows to stay at Southfork with Clayton through the troubled times. Donna argues with Ray over his involvement in the fight for Ewing Oil. Veronica Robinson contacts Bobby. On her way to Hong Kong, Pam feels she's still attached to Bobby. Cliff tries to figure out a way to make sure Jamie stays on his side. The venue of Jenna's trial is changed to Dallas. Lucy learns she's been sharing Eddie with his girlfriend Betty. Cliff offers Jamie a job. J.R.'s plan to win over Mandy backfires. Lucy confronts Eddie and tells him off. Pam gets her hopes up for finding Mark in Hong Kong. Clayton proposes a truce to Ray. Veronica is found dead and Jenna's hopes are shattered again.

Bobby refuses to believe that Veronica died of natural causes. Barnes-Wentworth hires Jamie as a drilling expert. Ray and J.R. investigate Jason Ewing's past. In Hong Kong, Pam suspects J.R. may be behind her trip. Cliff tries to rush his lawyer in the lawsuit against the Ewings. Police say Veronica died of a drug overdose. J.R. wants to have a fresh start with Mandy. Despite an initial setback, Pam is determined to find Mark in Hong Kong. Cliff tries to get closer to Jamie. Ray explains to Donna his reasons for siding with J.R. Sly Lovegren returns to Ewing Oil. Bobby and Jenna locate a man from Veronica's flight. Marilee Stone makes up with Jamie. Cliff insults Mandy and gets a punch from J.R. Pam is disappointed in Hong Kong.

Sue Ellen consoles Pam in Hong Kong after her dreams of finding Mark Graison are shattered. Mandy Winger fears a deeper involvement with J.R. Christopher misses Pamela and is consoled by Bobby. Ray and Donna have a big fight after she strikes oil. Pam continues to suspect that J.R. is behind her Hong Kong trip. J.R. is seriously worried that Jenna Wade may go to prison and he wants to keep Bobby and Pamela apart. Bobby is forced to testify at Jenna's trial. Donna and Ray have serious marital problems and she moves into Southfork. Veronica's sister refuses to testify at Jenna's trial. Pam accepts that Mark is dead.

Pam and Sue Ellen decide to stop over on the way from Hong Kong. Ewing 17 is shut down for contaminating drinking water and J.R. plots to set up the head of the Texas Energy Commission. Bobby pressures Veronica's sister Anne to testify for Jenna. Ray wants Donna back home. Anne cooperates with Bobby to some extent. Pam and Sue Ellen return to Dallas. Miss Ellie has a breakdown at the trial. Bobby tries to console Pam but Jenna is upset seeing them together up close. Mandy refuses to continue to see J.R. as long as he remains married to Sue Ellen. A verdict is pronounced in Jenna's murder trial.

J.R. blackmails the head of the Texas Energy Commission. Pam tells Cliff that she has finally accepted Mark Graison's death. Charlie has a tough life, with her father dead and her mother found guilty of manslaughter. Pam consoles Bobby after the verdict in Jenna's trial. Cliff and Jamie get a lot closer. Bobby makes a shocking announcement in court during Jenna's sentencing. Jamie tells Sue Ellen about her and Cliff. Sue Ellen learns for the first time about J.R. and Mandy Winger. Eddie and Lucy's partnership is dissolved and he leaves Dallas. Pam thinks Bobby lied to her about Charlie's paternity. Sue Ellen confronts J.R. about Mandy and threatens divorce. A court date is set in Jamie and Cliff's lawsuit against the Ewings. J.R. has a surprise meeting with Pam about her, Bobby, and the future. Bobby and Scotty Demarest question a stewardess about Veronica. Ray advises Lucy to contact Mitch. J.R. succeeds in manipulating the Texas Energy Commission's head into making trouble for Cliff.

J.R. and Bobby are given some surprising help towards acquiring Jamie's 10% of Ewing Oil. Cliff is quizzed about Jamie's death and Pam finds out about his shady deal with Jeremy Wendell. Bobby is shocked after he goes to see Ray.

Pam accuses her brother of having a revenge obsession against the Ewing family. The court rules in the matter of who owns Jamie's 10% share of Ewing Oil. Ray attempts to adjust to life with Jenna and Charlie. Sue Ellen wants Mandy back at Valentine's.