Deadly round dance

Several high-ranking officials of the Federal Criminal Police Department end their lives in the most brutal way and under mysterious circumstances. Sabina Nemez, a commissioner of the homicide investigation group and a teacher at the BKA Academy, immediately suspects foul play. Many signs point to a long-standing conspiracy and a victim seeking revenge. Sabina asks her former colleague, profiler Marten S. Snyder, who has been temporarily suspended from duty, for help in the complex case. However, he refuses to cooperate and convinces her not to get involved. But when Sabina disappears without a trace, Snyder starts to take action. In doing so, he not only crosses paths with the killer filled with hatred but also with his former comrades, who are willing to do anything to permanently hide the sins of the past...