The Cossack and the Nightingale.

The story revolves around Vera, a renowned singer constantly evading her possessive Russian husband, Count Ogolenski, who uses cunning tactics to eliminate her potential suitors and refuses to grant her freedom. Seeking refuge and romance, she becomes involved with the wealthy Dschahid Bey, leading to a tense confrontation amid elements of espionage, with settings including Egypt and the Nile. The narrative blends absurd intrigue, thriller aspects, and romantic tension, reflecting Perutz's style of fantastical and mysterious tales.