Lawrence Bame

Percival takes over the family business when his father dies, which means that he and Nellie will remain in New York permanently. Distraught by the news, Harriet and Nels decide that adopting a little girl would make them happy, but when they visit the orphanage, Harriet gravitates to the most unruly. Meanwhile, Adam struggles to make a living as a lawyer in Walnut Grove.

Blake visits Dominique at La Mirage to discuss her recent revelation. She tells Blake that her mother was a long-time mistress of his father and has evidence to prove it. At Alexis' trial, a neighbor offers powerful evidence that incriminates Alexis. Along with Mark, she saw a woman on the terrace wearing a cape that has been positively identified as Alexis. Blake is called to testify and states that Alexis would indeed commit a violent act if sufficiently provoked. In a dramatic courtroom scene, Steven is called to the witness stand and he must tell what he knows or protect his mother.

It's back to Hawaii as Colt tracks a man named Ryker, a government agent out to kill an international terrorist.

When Ryker is killed by a rogue agent, Colt takes to the air to expose the killer.

Steve acts as a double agent to penetrate the dangerous Omega espionage ring. With Rudy's help, Steve poses as a doctor and fakes an underwater breathing apparatus to outwit the enemy. Linden Chiles guest stars.