Discover this cult classic, available in the UK for the first time in many years, and step into a world of the dark, bizarre, and unexplained . . .

There was no reason to assume anything out of the ordinary was going on.

Strange noises in the apartment.
Impulsive behaviour.
Intense dreams.
It wasn't like everything went wrong all at once.
Shoplifting.
Fighting.
Blackouts.

There must be a reasonable explanation for all this.

'It will scare the pants off you. It is a perfect horror novel.' - Paul Tremblay
'Deeply scary.' - The Times
'Terrifying.' - Daily Mail
'Sinister.' - Time Out