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. And while Jack and Tim work together to bring the loft up to code as ordered by the insurance inspector, they discover unexpected interlopers.

Ty gets roped into helping Jack and Tim on a cattle drive but an unforeseen accident jeopardizes their plans. Meanwhile, Georgie must work with an unlikely ally to find a way out of a corn maze. And a girls' night in turns sour when Amy dispenses unwanted relationship advice to Lou.