Imposter Syndrome

At different times on different flights, three flight attendants from the same airline die suddenly. The first is found lifeless near a hotel shortly after the plane lands in Los Angeles. The second, as the autopsy revealed, was poisoned with... cyanide in the air during a flight to Beijing. The body of the third was discovered in an alley after landing in Irkutsk.
The investigation concludes that pilot Pavel Otlushny is linked to all three deaths. Each of the victims had a relationship with him, and in each case, he had a motive to deal with the victim. He is sentenced to life imprisonment as a serial killer. It seems that justice has triumphed…
However, the leadership of the aviation workers' union fundamentally disagrees with such a verdict… They turn to profiler Viktor Cheremushkin to use his unusual abilities to help uncover the truth. And the deeper he delves into the details of the crimes, the more horrifying his conclusions become…