Georgie begins to second-guess her decision to run away from Heartland, while the family bands together to find her. Meanwhile, Amy and Ty work frantically to save Georgie's horse Phoenix from pesticide poisoning. And Jack, Tim and Caleb team up to trace the pesticide's origins.

Tim seeks Amy and Georgie's help to discourage Jade from accepting a shady sponsorship deal. And when one of Georgie's trick riding horses can't perform, Amy works with Cass to treat him using acupuncture. Meanwhile, the world of online dating brings out Lou's worst analytical side.