Mystery of the Midnight Rider

At the River Heights Horse Show, the stakes are high, with Olympic dreams on the line. When horses are mysteriously drugged, Nancy Drew, along with Bess and George, must unravel the tangled web of deceit. As they delve deeper, they uncover a world where ambition knows no bounds. Who is willing to risk it all for victory, and why? With each clue, the mystery intensifies, challenging Nancy to outsmart a cunning adversary. Can she solve the case before the competition ends, or will the culprit gallop away with the prize?