Die Todesgrippe von Köln
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Die Todesgrippe von Köln
Virus alert in Cologne: a deadly influenza pathogen has been released. Shortly afterwards, Sonja Kessler finds her husband Reinhard, a virus researcher, dead in their apartment. Everything points to suicide, but an unusual trail leads her and her stepson Jan to an apartment rented by Reinhard. Reinhard was apparently secretly researching a deadly virus there.
