In the fourth book of the Keystone Stables series, perfect for girls who love horses and horse fiction, foster child Skye heads into a new adventure where her skills with horses and new riders is put to the test, when what should have been a fun summer turns into a job wrangling one of the campers. Skye has been looking forward to her time at Camp Oneega since their youth pastor mentioned the opportunity to volunteer for the summer. As a counselor, she envisions blissful days of sharing her love of horses and riding all the amazing trails. Plus, she'll be able to spend time with her crush, Chad. Then Skye meets Jonathan, a deaf camper who insists on doing things his way when it comes to riding. Even when Skye uses her knowledge of American Sign Language to communicate, the boy refuses any type of help or friendship. Then Jonathan and his black gelding mount disappear into the hills, forcing Skye and Chad to lead the rescue to find him.