"From the critically-acclaimed author of The Day I Died comes a terrifying twist on a locked-room mystery that will keep readers guessing until the last page. Only in the dark can she find the truth. Since her husband died, Eden Wallace's life has diminished down to a tiny pinprick, like a far-off star in the night sky. She doesn't work, has given up on her love of photography, and is so plagued by night terrors that she can't sleep without the lights...