Poltergeist: The Legacy Season 4 Episode 12 Unholy Congress (1)

Kristen returns to Boston at Jane Witherspoon's request to help with a series of disappearances and deaths she fears have a supernatural explanation. Jane isn't mistaken as the catacombs under the city meant to hold the spirit of a malevolent preacher is opened by two city workers. Unbeknown to both Legacy teams, SF & Boston, Dr. Benjamin Church joins forces with Reed Horton and both plan revenge on those closest to them as well as any innocent that gets in the way. Phillip Callahan returns to help the team as best he can while tending to his dwindling flock.