When police discover a young girl brutally murdered, brothers Joe Fairburns and Chrissie Fairburns join their supervisor Robert to investigate main suspect Jason Buliegh, a local sex offender and social outcast. Forced to release Jason from police custody, the Fairburns take matters into their own hands in an attempt to coerce a confession.
Jess, a newly separated mother and nurse, moves into her old family farmhouse with Tyler, her teenage daughter, and Owen, her eight-year-old son. One night, the family dog senses something in the woods and runs off to find it. He returns a couple of days later and attacks Owen, savagely biting him before Jess is able to intervene. Owen is rushed to the hospital. His condition worsens, and no one can figure out why… until Jess discovers a disturbing cure…
Fernando, a naval officer, arrives in the city of Rosario to work on an oil tanker. But his move seems to conceal other motives.
A mysterious family moves into their new home, but their secrets are far more sinister than anyone could imagine.