As Ty prepares to celebrate an important milestone, he works to treat an abandoned horse’s rain rot while Amy focuses on how to heal the animal’s emotional scars. Jack uses…

In an effort to prove Jeremy was responsible for Buckingham’s death, Ty searches for evidence.

Tim hopes for a big commission when he helps a wealthy weekend cowboy look for his dream ranch, while Amy’s stuck teaching his trophy wife how to ride.

Janice brings Cisco Kid (and her emotional baggage over Tim) to Heartland for Amy to figure out why Cisco’s lost that winning feeling.

Amy seeks out an up-and-coming show jumper to learn why he’s refusing Scott and Ty’s suggested treatment for his horse.

Jeremy forces Amy to make a tough decision about Phoenix when his horse, Buckingham, sustains a serious injury that threatens his jumping career.

Scott discovers that Spartan has a broken leg and Amy is forced to make the toughest decision of her life.

Ty’s future as a vet is in jeopardy when there’s a fatality at Scott’s clinic.

Since her accident, Amy’s client list has dwindled to nearly nothing, so she holds a comeback clinic to restart her career.

When Amy bravely tries to heal an abused (and now extremely violent) racehorse Ty and Jack think she’s finally bitten off more than she can chew.

Amy and Ty join Scott on a trip back to his old reservation to save a herd of wild horses from the dangerous EHV-1 virus.

When Tim is coerced to go with Jack on a secret mission Amy is left back at Heartland with Janice to get a young race horse ready for his maiden…

When Tim reveals to the family that Shane is his son it throws everybody for a loop and threatens to ruin the traditional Bartlett-Fleming-Morris naming ceremony for Lou’s baby girl.

Jeremiah Holdsclaw, a young Kiwatche Indian, steals a mythic knife from the tribal caves and gets superpowers similar to Clark’s. Jeremiah believes he is the fulfillment of the ancient prophecy…

Jack, desperate to prove to Sam and Dean that he is good and that he can control his powers, enlists the help of a dreamcatcher named Kaia to help him…