An expensively dressed, obviously distressed man pushes an elegant young woman into the evening traffic at Vienna's Ringstrasse. She is hurt but she survives the attack. She does not report the incident. Wealthy entrepreneur Rink has turned dangerous since his schizophrenia has surfaced. The woman, Eva, is a high-class call girl. Rink is one of her customers. Rink's wife Clara calls Brock for help.