In a small town, pet snakes seek revenge. After she experiences what seems to be poltergeist activity, an old rich grieving widow becomes convinced that her dead loving husband is trying to contact her.
A mysterious field of darkness inexplicably appears in the home of an Argentinian family and starts to slowly expand. A single mother begins to lose control over her psychokinetic power and asks the O.S.I.R. team for help.
Something is slaughtering NASA scientists and National Guardsmen sent to investigate a fallen meteor in a forest. The team's other case involves a family that's apparently become the victim of random apportation or teleportation.
A rabbi tries to exorcise a dybbuk, or demon in Jewish mythology, from a possessed Jewish woman. Three young ecologists locate a strange dead zone in the middle of a forest, that somehow causes rapid aging.
On a stormy night, a single mother discovers in shock the exact duplicates of all three of her pets and even her young son in their house. A little girl befriends what seems to be the ghost of a girl from the 1920s.