Obdarzony niezwykle czułym zmysłem powonienia detektyw sprawnie rozwiązuje kryminalne tajemnice, jednak ten niesamowity dar odbija się na jego życiu osobistym.
Murder and mystery surround a missing final letter to the Sniffer from his late father in Estonia, pulling both the Sniffer and Viktor well outside their jurisdiction.
The mystery over the Sniffer's late father's last letter deepens as Viktor and the Sniffer delve further into the history of Dr. Lokmus' corporation, collecting pieces to an ever-widening, complicated puzzle.
A hidden transmitter leads to a former KGB agent connected to the recent killings surrounding the Sniffer's father death. Elsewhere, a few personal motivations become clear.
The Sniffer? Missing. His security detail? Dead. And with pressure to resign for conduct unbecoming, Col. Lebedev mounts a small covert operation to save his friend.