Book 17

Jackpot

by Bill Pronzini

Published 1 March 1990

Book 19

Quarry

by Bill Pronzini

Published 1 December 1991

Sentinels

by Bill Pronzini

Published 1 August 1996
A "worried mother" job takes "Nameless" to a California backwater, where college student Allison McDowell has disappeared with her mysterious new boyfriend on a drive from Oregon to San Francisco. And behind a simple missing-persons case lies a sinister -- and deadly -- conspiracy.

Epitaphs

by Bill Pronzini

Published 1 October 1992

Demons

by Bill Pronzini

Published 1 August 1993