The blind psychologist Tom Leschek and the therapist Jessica van der Laan are after their first successful mission, a team that is again requested when a suicide wants to plunge from a skyscraper. The young woman was held captive for months in a basement prison by arms dealer Hübner as a slave. Tom tries to convince the desperate not to jump. When she flees again and shoots Hübner, she takes Tom hostage.

A series of rapes causes a stir in a German university town. A special commission led by senior public prosecutor Schildt and detective Gawilek investigates. After months of surveillance, everything points to a chaplain as the masked perpetrator, known as "Zorro". But the investigators were wrong, because "Zorro" strikes again when the chaplain is in custody. This time, charges were also filed. But not against "unknown", but against the son of the senior public prosecutor...