Department 18 Series by L.H. Maynard, M.P.N. Sims

At an old manor house on a remote Scottish island, six managers of a large corporation arrive for a week-long stay.  Within days they will all suffer horrifying deaths and their bodies will never be found.  The government assigns the case to Department 18, the special unit created to investigate the supernatural and the paranormal.  However this is no mere haunted house.  The evil on this island goes back centuries, but its unholy plots and schemes are hardly things of the past... moreAt an old manor house on a remote Scottish island, six managers of a large corporation arrive for a week-long stay.  Within days they will all suffer horrifying deaths and their bodies will never be found.  The government assigns the case to Department 18, the special unit created to investigate the supernatural and the paranormal.  However this is no mere haunted house.  The evil on this island goes back centuries, but its unholy plots and schemes are hardly things of the past.  In fact, while the members of Department 18 race to unravel the island’s secrets, the forces of darkness are gathering…and preparing to attack. less

Department 18: Government agents specializing in the paranormal and associated psychic phenomena, including hauntings, poltergeist activity, demonic possession and other unexplained occurrences.  All files highly classified. They have existed since before man walked the earth.  They are the Breathers, a species of vampirelike creatures that feed on human souls.  They have evolved over the centuries and now are split into two warring factions.  Both are a threat to mankind... moreDepartment 18: Government agents specializing in the paranormal and associated psychic phenomena, including hauntings, poltergeist activity, demonic possession and other unexplained occurrences.  All files highly classified. They have existed since before man walked the earth.  They are the Breathers, a species of vampirelike creatures that feed on human souls.  They have evolved over the centuries and now are split into two warring factions.  Both are a threat to mankind.  As the battle lines are drawn, Robert Carter and Department 18 are caught in the middle.  They are all that stand between the two sides and their unsuspecting prey.  Us. less