Thanks to Alex's father, Alfre is released from prison. She gets a job at a construction site, and soon finds out the contractor is cutting corner and safety factors. She gets in danger before she can report it to Alex and the Rangers.

Two orphans go to a foster home with a couple who plans to adopt them. They hear the couple talking and misinterpret what they hear. They fear being sent back to the orphanage, so they run away. While out, they witness a murder.

Walker's friend, Sam Coyote, the Sheriff at the Cherokee reservation, has been seeing Nora Shannon, an archaeologist who's been working on there. When he proposes and she refuses things between them go bad. At the same time an oil magnate who knows that there's oil under Shannon's site plans to get it. And part of his plans is to kill her and frame Coyote. While Walker has no doubt that Coyote's innocent, the Feds don't think so. So in order to keep them from taking Coyote off the reservation and buy some time to prove his innocence, Walker has Coyote's deputy arrest him with help from the Tribal Judge to stall them.

Escaped convicts seek shelter in a church while waiting for fake passports and money. One of them has a past relationship with the nuns there. They, Alex, and her support group are held captive by the convicts.

C.D. gets a job as acting Chief of Security at a resort. When he asks his assistant, Grady, what happened to his predecessor, Grady tells him that he had a drinking problem and disappeared. And it's only half right. He disappeared because he caught Grady doing something without his permission, so Grady killed him. Walker is told by the Commissioner that several of the wealthiest men in the country will be going to the resort, so he wants Walker to go there and covertly keep an eye on things. So he does so with Alex, who pose as his wife, and Trivette, who poses as a venture capitalist.

A woman witnesses a murder and is on the run from the killer. She takes her son to stay with his father who is a pro-wrestler struggling with his own problems. The Rangers try to find her to protect her.

A 6-year-old boy is mortally wounded during a late-night shootout in a residential neighborhood between the Rangers and two criminals. Trivette was involved in the shootout when the boy became caught in the crossfire. Initial findings implicate a woefully remorseful Trivette, who is suspended as the whole incident is being investigated.

Carlos is working undercover to get an elusive drug dealer known as El Vaquero. He has gained the confidence of his number two, Johnny Primo. Walker wants them to bust Johnny and maybe he can lead them to El Vaquero. But Carlos wants to stay undercover because it seems that El Vaquero killed Carlos' brother, who was an addict/dealer who wanted to quit but died of an overdose. Carlos thinks El Vaquero had him killed. Walker says okay but Johnny learns that Carlos is a cop and grabs and beats him up to know what he has told.

Trent has gained a lot of notoriety of being a defender of abused women. Now a criminal's abused wife turns to him for help. At the same time Walker asks for her help to get her husband.

Walker tracks down crooked geneticists who have kidnapped an important scientist whose unique DNA is vital to their research in developing super soldiers.

A woman who Trivette knows comes to town saying she is looking for her father and asks for his help to find him. And when he brings her to him, she pulls a gun and kills him. She then knocks Trivette out. When he recovers, he learns that she is a contract killer and the man she killed is her target. So he tries to find her.

A preacher is victim of intimidation by a Nazi ex-con. With the help of Walker and Trivette, will they be able to stop him?

Joe Lopez is a paroled convict wanting to stay clean and mend his relationship with his family. Unfortunately, he is being pressured to use his safecracking skills to help a gang pull a job. He enlists the help of Walker to go undercover in an effort to nail them.

Drug dealers are being more active and brazen trying to sell their drugs. They target a high school, and a teacher is killed when he tries to run the dealers off the school grounds. The students decide they must take back their school.

A hit team targets a future wedding for two cops and their friends including the best man and maid-of-honor, Alex.

Alex's life hangs in the balance after being shot by a criminal at her friend's wedding. The Rangers track down the team who attacked during it. Walker keeps remembering how much Alex means to him.

A relative of Carlos' named Hector is falsely arrested for a crime and sent to prison. Alex and Walker prove his innocence, but before he is released, he witnesses a guard kill another prisoner who wants to blow the whistle on wrongdoing.

A criminal Walker arrested years earlier is released from prison. But he goes back to a life of crime. Trivette goes undercover to infiltrate his gang and get evidence to arrest him again. Alex and Carlos help a teen stay out of gangs.

A company is dumping pollutants into the river in which Native Americans swim and fish for their tribal families. The children start dying. A group of Cherokees decide to solve the problem themselves. The Rangers work with Sheriff Sam Coyote to find the evidence of the dumping.

An escaped convict embarks on a deadly pursuit to kill every person who was involved in his sentencing. His top target is the kind old judge who the convict intends to return the favor by executing.

Satanists start kidnapping children a week before Halloween. Texas Rangers investigate.

While camping in the Utah mountains, Alex is kidnapped by a trio of mountain men who force her to their backwoods cabin. Walker, Trivette, Sandoval, and Malloy follow their trail through the mountains, determined to get her back. When they reach the cabin, Alex finds out she's not the only woman who has been stolen by the trio.

A former member of the IRA brings his daughter to Dallas for medical treatment. However, Irish radicals follow them there to kidnap her and force her father to help. The Rangers must find her before she dies of her illness.

To celebrate Walker's birthday, C.D. gives him a book about the early life of Hayes Cooper. C.D. relates the adventure of Cooper protecting a wagon train from outlaws.