Shocked by a terrifying vision of Robert's spirit, Alison is desperate to contact him.

A fake psychic medium is exposed when Alison and Robert help a disturbed teenage boy.

The secrets of Alison's troubled childhood are finally revealed.

Post-grad student Gemma asks Alison to help contact her friend Beth, killed by an intruder who broke into their flat.

Alison comes to the aid of a man whose wife is suffering from a mysterious skin disease.

Alison comes to the aid of a father worried about a sinister presence near his baby son.

Robert and Alison investigate a series of prison suicides with a seemingly supernatural cause.

Still recovering from the séance, Alison helps three survivors of a car crash that killed their friend.