Private detective Tatyana Ivanova arrived at the Adler boarding house “Azure” with a firm intention to forget about thieves and murderers for at least a few days. On her very first walk along the lake shore, picturesque mountain peaks, clean air—and… a dead woman lying in clear water—awaited her. The victim was Elmira, who had arrived at the boarding house with her businessman husband the evening before. Mikhailov asked Ivanova to find the killer of his wife, and the best of the private detectives couldn’t refuse. So Tatyana finally rested!
The case seemed simple: the criminal was here, among the vacationers. That’s what Ivanova thought—until a new misfortune happened: Elmira’s husband died. An unknown killer sent the couple to the next world almost in front of Ivanova’s eyes, and now it’s a matter of honor to identify him…