After a traumatic incident leaves him shattered and questioning reality, Kieran Marshall, a RAF psychologist, retreats to a remote, windswept glen buried deep within the Scottish Highlands—seeking silence, healing… and escape from the ghosts he cannot outrun. But the glen is not empty.... Now, as history awakens and the glen’s buried secrets claw their way into the light, Kieran must confront not only the truth behind the legend—but the darkness within himself.