After bidding their loved ones farewell, the team arrives in Portlock by boat;they immediately feel a sense of foreboding in the deserted fishing village.

The team discovers unsettling evidence of Nantinaq's hunting habits; Keith and Ash visit a historian; he fills them in on the town's bloody past.

A psychic joins the expedition to build a spiritual bridge to Nantinaq.

A nighttime excursion proves too terrifying for one team member, who flees Portlock the next day; replacing him is Guy, who is hellbent on getting answers; those answers might come from broadcasting Bigfoot vocal recordings to draw out Nantinaq.

A Bigfoot expert weighs the team's evidence and declares that Portlock is infested with the creatures; he believes they are violent interdimensional beings that derive energy from trees; the team stumbles upon a strange pit.

Keith fears Portlock is cursed when he learns the horrifying history of the mysterious coin; Ash regrets ignoring a warning not to venture into an abandoned mine; Nantinaq stages a brutal attack on base camp in the middle of the night.