Barizca's father, a crop duster, is being threatened by someone who believes the chemicals he is using are dangerous. When Barizca also learns that his father is not physically able to fly, he decides to take some time off to fill in for him. Jon tries to find the man threatening Barizca. He also tries to get the Barizcas to talk as Barry will have to make a choice if he will stay with the CHP or quit to work for his father full-time.
A criminal whom Getraer arrested is back and is terrorizing his family. At the same time a newly formed watch group tries to help by calling the cops when they come across a crime. But one of the members who lost a family member takes things too far.
When Getraer is injured he is brought to the hospital. While there and under sedation he sees someone do something to the man in the room with him. While trying to find out who the perpetrator is, the man tries to take Getraer out.
A family of con artists are operating in the area. Jon and Ponch meet the son of one of them before they knew of them. At the same time the mother of the son wants her husband to go straight but his brother won't let him.
The CHP is looking for a biker gang who goes around racing in the streets and who were also responsible for an accident. New CHP officer Steve McCleish thinks that the gang is trying to emulate something McCleish calls an Indy which is a motorcycle race. And it turns out his brother Toro's considered to be the best at it. And the leader is challenging him. And it turns out that his other brother, Ted hangs with the gang.
Thieves are planning a con job. Before the job takes place, they are in a hit and run crash with a friend of Sgt. Getrear's son, who is taken in by the Getrears. Jon investigates the crash and finds there is more involved than a crash.