Keys

Keys is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

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.