A Homeland Security officer is left shaken by an encounter with an otherworldly intruder inside an empty government building, a mysterious soldier saves a hospital corpsman's life during a hurricane and paramedics respond to a ghostly 911 call.

An officer investigates a mysterious disturbance at a family gathering, a dark presence hitches a ride in a police car after a shooting and a paramedic hears a ghostly argument while answering a call at a recently diseased woman's home.