'Eddon and Vail are back at the Centre. But they're not together. Eddon has returned to ordinary police-work, while Vail is up on High Sphere, explaining about the Anti-Human to the elite members of the upper class.
'Eddon's new place of work is in Urban Disposal Site Number One – or 'the Uds' for short. The Uds is the lowest sleaziest area in the entire Metropolitan Zone, subject to dangerous dumpings of garbage. Its inhabitants are eccentric drop-outs – people like Sioreth, Criven, Estelle, Trexie, Amphister, Marassa Dolor and the two Quespian sisters. The Udsers are notable for their strange obsessions and addictions.
'Eddon doesn't want to have anything more to do with Vail. He has a new romantic interest in his life: a woman with violet eyes and skin the colour of apricots. But Vail isn't so easily excluded.
'When the murders begin, Eddon takes charge of the investigation. Still he doesn't want to call upon Vail for parapsychic assistance. But as the murders become more terrifying and more inexplicable, he finds himself desperate for any kind of lead.
'At the same time, he's also coming under increasing personal pressure. Dark events from his own past life return to haunt him. Meanwhile, Vail is running into family troubles of her own ...'
Source: Author's blurb.