On the same day that Evy learns another of her mom's secrets, she also discovers that they are almost out of money And her mom has stopped painting, so there will be no more money coming in. How will they live? Wanting to help, Evy enters a dangerous local race, hoping to win the prize money. However, the Downhill Mountain Race isn't the most important race Evy and Rusty will run - or the most perilous. At risk, not prize money, but innocent mustangs who have been forced from their wild homes. Can Evy save them?

On a snowy ride, Evy, Kestrel, and the horses discover they have a tag along: a starving mustang colt. They have to save him. But before they can, they discover some humans in need. A car has gone over an embankment. It seems everyone needs saving today Then Evy recognizes the occupants of the car: two people she'd hoped she'd never see again. How did they find her? And what do they want with her? Unfortunately, she's about to find out... the hard way

Kestrel and Evy get a chance to investigate Evy's mysterious history but soon find themselves on the run from a terrifying adversary. Then at long, long last, Evy gets all the answers to her questions. Her entire world is shaken. But are the answers truthful? There's only one way to know for sure: Evy and her mom must confront the people who have been hunting them for her entire life. And unfortunately, sometimes it's much easier to confront someone than to escape from their clutches afterward