Amy and Cass work together to save a racehorse with a career-ending condition, while the arrival of a former girlfriend forces Tim to see his current relationship in a new light.
Georgie's school project on Val Stanton inspires her to take a risk with Adam.
When Lou returns from New York she is forced to confront two interlopers: Heartland's new ranch hand, and a trendy food truck that is threatening Maggie's business.
Lou finds herself trapped at the Dude Ranch with Mitch, the new ranch hand, and they both reveal the circumstances of their recent pasts.
