Bill Pronzini: Endgame (USA 2017)
From the Publisher:
The other case is a missing person... but the person missing was agoraphobic and never left the house. The husband swears that while their relationship was strained due to his wife's condition, he was still in love with her. He begs Nameless to clear him and find his wife before the cops come for him.
Bill Pronzini's Endgame is a classic Nameless tale -- twisty puzzles featuring one of mystery's best loved detectives.
Bill Pronzini: Endgame. A Nameless Detective Novel. Forge, ISBN 9780765388186 (June, 2017), 256 p., $24.99, eBook $11.99.