Demons charm, tempt and manipulate on a global scale as they wage a covert war on Earth for human souls. The Curia has been fighting them for centuries, training an elite group of demon hunters in partnership with the angelic ambassador to Earth. Tessa Sinclair, a US Army veteran, has been newly recruited to be a hunter. Haunted by her past, she is on a self-destructive path, numbing her feelings with whiskey and one-night stands. As Tessa trains to become a hunter, she grows suspicious of...