It starts with Rosie Williams, a prostitute, stripped naked and beaten to death down by the docs - the heart of Aberdeen's red light district. For DS Logas McRae it's a bad start to another bad day.

Rosie won't be the only one making an unscheduled trip to the morgue. Across the city six people are burning to death in a pertrol-soaked squat, the doors and windows screwed shut from the outside. And despite Logan's best efforts, it's not long before another prostitute turns up on the slab...