A psychic/supernatural occurence debunker and physicist, Dr. David Praeger, is working for the army at an old railway station & tunnel in Powderwash, Colorado. The army is planning on opening a nerve weapon disposal site nearby and he is there to find out what causes the magnetic fluctations in the area. While investigating he starts seeing the 'ghost' of a signalman telling him to 'pull the switch'.

Alex finds out where he is after dreaming that he is in danger and, as much as they dislike the man's work the Legacy go to try and save him.

Three senior members of the legacy arrive at the house and say that they have received a letter accusing Derek of running the house in an improper manner. Derek is put on trial at the house for several days where Nick and Rachel have to submit evidence about Derek. Things start to look very grim for Derek and when Rachel goes to see him in a room where he is kept locked up he asks her to bring him a shaving mirror and some sacred knives from the house's vault. Using the mirror he notices that one of the three people who came to put him on trial does not have a reflection in the mirror and that he always has the blinds closed before he enters a room. The trial is about to conclude with a guilty verdict where Derek is asked to make a closing speech. Derek says that for some time he has felt something wrong with the legacy, like a cancer growing among them, he reveals that it was himself who made the allegations against him so he could bring everyone together. He approaches the male repre

Margaret and Laura Davis, two old friends of Derek and Nick's, return to San Franscisco. They perfrom seances and Margaret wants Nick and Derek to come along to one of them. It seems as if Laura is being 'taken over' by a spirit, 'Elizabeth', that is taking control of her body when she is unconscious. Rachel suggests that they need to find out more about 'Elizabeth' if they want to be able to help Laura.

An old friend of Derek and Sloan's dies in Canada. After the funeral they think that more is involved than the authorities think. A fellow professor is snooping around, they find notes written in a language the three of them created many years ago, Derek keeps getting weird flashes and Serena, the friends wife, keeps seeing a strange creature in the triangular pond in the garden. All these things lead to Derek and Sloan staying in Canada longer than they had intended so they can investigate.

Kat faces mortal danger when she resumes her friendship with an ailing Miranda. To save Kat, Rachel must find powers from the past, a past she would prefer to forget.

For this episode, we learn that Miranda wants to transform herself into Kat - to inhabit Kats body. To live in Kats body.

After the opening credits, Kat and Rachel have an argument and Derek tries to persuade Kat to give up magic - she disobeys, obviously.

After a ritual between Miranda and Kat, Miranda tricks Kat and Miranda transfers her soul into Kats body - but before she does, Miranda reveals her true self - elderly, dying old women who has been searching for the perfect body to transfer into. Miranda is now in control of Kat.