Hypnotherapist Ellen O'Farrell has been single for a while, which is why she's so taken with her handsome new boyfriend, Patrick. But Patrick has a confession: he has a stalker, an ex-girlfriend who won't leave him alone. Ellen is a little disturbed - yet also curious. Who is this woman, and what would drive her to this obsessive behaviour? In fact, Ellen almost thinks she'd quite like to meet her. What she doesn't realise is that she already has...