The Uninvited — Nina Mandelik

They fought in World War I, World War II, and in the Persian Gulf. Now the enemy is in their midst: unseen, unknown, univited.Michael Triplett returns to Fort Riley, and the siege begins. Michael sees impossible thingsand no one believes him. People die. His thirteen-year old sister matures overnight. Then a soldiers corpse vanishes from its drawer in the morgue, and the malevolent atmosphere in the Tripletts quarters explodes.At the same time, the father of Michaels friend, Tim, is acting like a man possessed. Scared for his family and for Tim, Michael helplessly watches his parents marriage dissolveeven while he falls hard for a college freshman named Maggie. He longs more than anything to be just a normal guy. Only he is not. The dead have singled him out.