Charlie is excited to come to Storm Cliff Stables, but she is also very nervous. She has panic attacks. The other Pony Girls help her find some strategies to calm her anxiety. They get a big idea when they visit the Horse Rescue Center, but can they convince Aunt Jane to get a new farmyard friend?

First year camper Kianna Drake is technically too young to be a Pony Girl at Storm Cliff Stables, but in two days she will be officially eight and she is feeling homesick and a little left out, because the other Pony Girls do not seem to care.

In her first year at Storm Cliff Stables horse camp Daniela Cruz is having a hard time fitting in, partly because her cousin Gabriela seems to be so much better at everything to do with riding than she is--but Dani is a superior swimmer, a talent that could save the day if she can find the special ring that Aunt Jane lost in the lake.