The Sound of Echoes

Only one man can stop the most dangerous conspiracy ever designed in a shattering thriller about the end of secrets from the author of The Speed of Sound.

After going on the run-for what he knows and has created-autistic Eddie Parks is back in Harmony House, the think tank that has been his sanctuary for sixteen years. With his miraculous invention, an “echo box” that excavates sounds from the past, Eddie achieved the only thing he wanted: to hear his late mother sing. But where Eddie sees g...