Lou takes three of her former New York co-workers on the Heartland Equine Retreat trail ride. She ropes in Jack, Amy and Tim to assist. Ty encounters Kit Bailey for the first time. Caleb introduces Kit to Ashley Stanton in order to set her up with a training partner and a horse, as she's taken up barrel racing. Val is terribly upset when she finds out, and decides that Ashley doesn't need her show-jumper, Apollo. Mallory takes Spartan out for a ride, and loses him momentarily. When he becomes ill later on, Ty realizes the horse must have eaten pesticide-sprayed grass. With the help of Kit and Caleb, he gets the remedy down Spartan's throat, saving the horse's life. Lou's friends depart after returning from the trail ride, having each learned a little something about themselves, and each other.

Lou's New York friend Mackenzie has asked Lou if she can have a simple wedding at heartland and Lou's in the process of getting everything arranged. Amy has started working with one of Lisa's horses, the animal is moody and is possibly cursed...

Old friends return to Heartland and Amy tries to help their son form a connection with a dude ranch horse. Georgie, Adam and Wyatt go on a road trip. Peter worries when Katie doesn't come home from a trail ride.