Cassie is a blind woman whose dreams are haunted by an abandoned estate she finally tracks down at Echo Bluff, but she soon discovers the mansion is worse than her nightmares. A ghostly Presence has tormented its inhabitants over generations, and it now hunts Cassie. If she’s to avoid becoming its latest victim, she must solve the estate’s mysteries by using vibrations to “see” via echolocation. Every sound creates a visual. But there is a cost…sound will attract your enemies and reveal your location.