fter schoolgirl Carly Tufnell goes missing her shade appears to Alison in a supermarket. From the information Carly gives Alison the police are able to locate the corpse but Alison asserts that Carly will not be at peace until her killer is punished. Working with D.I. George Alison obtains photos of suspects for Carly to identify and an arrest is made though the speculative opinions of a medium have no legal power and the man is released. However Alison is vindicated when Carly's ghost takes revenge on the murderer. Robert's ex-wife meanwhile accuses him of being unable to move on following the death of their son Josh and he is unsympathetic when Alison tells him that Josh needs to speak to him before he can pass over.

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