The spy makes contact with Dr. Volkov, the lead scientist. Volkov is terrified but desperate to leave. It is revealed that the "weapon" isn't a bomb, but something far more insidious—biological or psychological in nature.
Based on the title "A Spy in Siberia," it is most likely you are looking for a summary of the famous adventure novel (also known as The Courier of the Czar ) by Jules Verne , as it is the definitive story about a spy/courier journeying through Siberia. a spy in siberia resumen por capitulos full
Siberia, Eclipse (the Russian facility). The spy makes contact with Dr