Amy and Ty work together to determine why Caleb’s horse becomes ill during his treatment at Heartland. Meanwhile, Georgie pits her parents against each other to get permission to go on an “away” trip with some girls from the Extreme Team. While Jack and Tim work together to bring the loft up to code as ordered by the insurance inspector, they discover unexpected interlopers.

As Amy and Ty prepare for parenthood, they work together to resolve a dangerous pregnancy issue. Meanwhile, Georgie may be forced to give up something she loves when a demanding new Extreme Team coach arrives on the scene. Then, Lou has to decide whether she should tackle a new business venture that may take her away from the Heartland family. When Jack and Mitch work together with the herd, Tim is not ready to be pushed aside. And Georgie and Adam find the perfect way to celebrate an anniversary.

Jack is shocked to learn the reason for an old friend’s unexpected visit to Heartland.

When Georgie unexpectedly struggles with a new challenge, Amy steps in to help her unearth the cause.