Game #10 in the Nancy Drew Adventure series.
From the publishers website:
Ropin’, ridin’ and revenge. A ranch vacation takes a terrifying turn when a ghostly horse appears. Is it driven by the vengeful commands of its long-dead master, Dirk Valentine? Or is a living villain behind the ranch’s string of bad luck? It’s up to you, as Nancy Drew®, to figure out who’s wearing the black hat before your investigation is ambushed!
Based on the best-selling Nancy Drew® book of all time, The Secret of Shadow Ranch is a thrilling wild-west adventure. A ghostly horse tramples all hope of a restful ranch vacation for you, as Nancy Drew®. You must divine the truth from the ghost stories quickly...or you might be next on the list for unearthly revenge!
Shadow Ranch is a working cattle ranch in Arizona. Its wild-west history is full of gunslingers, unrequited love, and rumors of buried treasure. Outside the ranch gates are wide open spaces, where cliffs tell the stories of the people who lived here long ago.
A phantom horse visits Shadow Ranch, leaving a trail of frightening "accidents." Take a wild ride into terror and trickery to rein in a ghostly secret!