Glasgow Scotland, December 1989 Jackie Mitchell stared down at the murdered body of Alison Maxwell, fear and horror mingling in equal measure. Alison was sprawled on the familiar bedroom carpet, limbs crooked, blonde hair spread round her head in a jagged halo. The ravages of strangulation had left her face barely recognisable. The scarf that was wound into a tight ligature round her neck was, however, only too easily identifiable. Jackie would know her own distinctive yellow tartan muffler anywhere. Slowly, with an enormous effort of will, she forced herself to look up
