When the Pine Hollow Stables go on an overnight mountain trail, Veronica's attracted to Phil, the property owner's son, but he only has eyes for Stevie. Veronica arranges to "get lost" so that Phil will rescue her, but her make-believe comes true.
When Veronica's horse, Cobalt, returns to camp riderless, the Saddle Club, together with Phil, put themselves in danger to rescue Veronica.
When Phil and his Pony Club come to Pine Hollow to participate in a mystery weekend to raise funds, they discover there is a real thief in their midst and the Saddle Club set out to catch the culprit.