Members of an ancient secret society attempt to stop an evil force that's unleashed when a mysterious sepulchre is discovered in Ireland.

When a friend is accused of child abuse, Derek's investigation uncovers a strange mark and a violent, evil force.

Nick and Rachel discover a strange cult whose bizarre leader allows his followers to exist on Earth for only a few days every 50 years.

After getting a slumlord sentenced to an evening in his own building, Alexandra helps him battle the evil forces contained there.

Derek is distressed by tragic memories after receiving a cursed scroll from a former colleague; Alex investigates a haunted guest house.

When a mysterious sailor steps out of the mist with no clue to his identity, Rachel contacts the Legacy to investigate.