Watchman Jochems' niece is found murdered, and a distraught Jochems tries to help De Cock and his team during the investigation, only making things more difficult. De Cock worries when Jochems disappears.
De Cock and his team investigate the murder on an old woman who turns out to be a witch- a Wiccan, to be precise. Suspects include a high priestess and an Ethiopian priest whose name is drawn in blood near the corpse.
The leader of a controversial right-winged political party is found shot in the head in his office. De Cock and his team investigate, and are told to look for the culprit amongst left radicals and foreigners.
De Cock and mob boss Adriaan de Koning meet again when Adriaan's son is murdered in a sex club. De Cock races to find the murderer before a vengeful Adriaan does, and his frequent visits to the Amsterdam underworld quickly cause co-workers to eye him with suspicion. Worse, his determination to solve the case could cost him his life.
De Cock and his team investigate the murder on a Serbian man who was found shot inside a barn. They discover that the man was working for the Yugoslavian underworld, and wonder why his pants were pulled down.
Transport firm acquisitions chief Tjeerd Fokkema (43) is found in his garden by a neighbor's grandson, skull smashed with a 'silence' monkey garden statue. He was on bad terms with his grumpy neighbors, including sculptor Siep Wijers, rumored to have an affair with Fokkema's girl-friend Viola, which both deny. Recluse Wim Van Eck's alibi in an obvious fake. Rude rumor-monger Mrs. Harskamp keeps her cancer-recovered daughter Jolien in bed needlessly, but she sneaks out to be with Tjeerd's abused dogs, which she and Wim care for. Old secrets, including a whole identity,...
Violent, tyrannic squatters leader Marco Kruisveen (27) is knife-butchered in Paul Mast's building trough throat, belly and both eyes. In his blood was written 'see no evil' on the wall. The answering machine recorded 'You've seen to much'. Fellow squatters Nicole Kemper, Marco's bitchy, pregnant ex-girlfriend, and severely dyslexic painter Tom Koopmans, who was covered in blood, her present lover, and blind sculptor Wanda Lammers, all lack alibis. Someone threatens and follows the detectives, even stabs Vledder in the arm.
An unpopular publisher of ladies' magazines is found murdered. While investigating, De Cock and his team discover that the man abused and cheated on his wife. Strangely, all suspects seem to have an alibi.
In charge while De Cock is on holiday, Vledder doubts Dr. de Koninghe's suspicions about he apparently natural, yet unprovoked death of Annie Bunk, one of the pensioners in Mrs. Nachtegaal's private Amstyerdam retirement home. De Cock convinces him to order an autopsy anyhow, which suggests murder. Bunk has (potential) heirs from two marriages, who lie about alibis. Things have disappeared from the deceased's room. Nachtegaal and her unpaid deputy, pensioner Jacob Breekland, have their own secrets.
De Cock and his team investigate the murder of a young dominatrix who has been strangled in her own SM equipment. Her practices did not make her very popular amongst her neighbors and family. A blind young man with good hearing turns out to be an excellent help for De Cock.