Early 1980s: Martin Siedler, a successful press officer for a leading pharmaceutical company, believes he has the trust of his boss Walter Lange. But then he finds out that his company's supposed miracle drug, which he is promoting, carries a deadly risk. This is proven by a secret, internal study, which his boss also knows about. How should Martin deal with this explosive information? What does he risk by going public with it? How strong is conscience? Drama based on real events about one of the biggest German medical scandals.