Nancy Drew: Ghost of Thorton Hall (Mac) [Download] Solve Two Mysteries. Expose the fate of Jessalyn Thornton and unveil the truth about a family ghost Take on the Scariest Nancy Drew Case Ever! Explore crypts and graveyards and uncover moving statues, sliding panels and secret passages Examine Multiple Motives Under a Full Moon! Uncover old secrets and divulge new motives among the Thornton friends and family Unravel Perplexing and Spooky Puzzles! Reveal shocking evidence and critical clues buried beneath the spooky ruins Track Your Trophies! Verify your unlocked achievements on the new trophy menu display