Beatrice Kitsos

As Andy confronts the strange incidents taking place on the island, his foster home receives a surprising new addition. Marcus investigates a series of natural disturbances with the help of a local wildlife biologist.

Father Tomas Ortega and the collarless Marcus Keane leave Chicago to search out further evil, while in the Vatican the hunt is on for apostates.

Tomas and Marcus attempt to draw the demon out, with lethal results. Bennett and Mouse are on the trail of an old adversary.

The demon finally makes its presence known and the two priests must race to find evidence of possession before it is too late. Andy and Rose take the children on an overnight camping trip.

Andy tries to help his foster daughter overcome her agoraphobia; Marcus and Tomas travel to Seattle, where they encounter a new possession case; Father Bennett tracks down a rogue church operative.

The exorcism reaches a critical juncture, Tomas battles to save Andy's soul, Marcus and Rose try to get the foster children off the island, and a storm descends upon the island. Salvation may come from an unlikely source.