Keys

one tragic night, caine survives a brutal assault when a demonic entity known as a key saves his life. with his chance at a normal life long gone, caine must accept his fate as a key holder possessed with remarkable supernatural power. but this power comes with a price. the key inhabiting caine has its own goal: the eradication of every other key. caine must harness the strength of his key to find his place in the hidden world of hostile exorcists, sinister keys, and a network that spreads far beyond his hometown of derry, northern ireland.