The famous architect and collector Johan De Bruyn is murdered with his own crossbow. It looks like a failed burglary. Tom Segers and Fien Bosvoorde leave this track when they find out that the wife of De Bruyn was cheating on him. The inspectors decide to sow discord between the lovers to solve the case.

Banker Peter and his housewife Chantal Mailleux report an unknown man's failed attempt to abduct kid daughter Marthe from their garden. The culprit is sound identified as Yannick Martens, boyfriend of their estranged adult daughter, prostitute Esther. Next day, Yannick is found murdered, skull smashed, and Esther claims Peter sexually abused his girls. Rivals Tom and Lucas suspect Esther's burly pimp, Axel Verlei, and her parents. More family secrets are unearthed. Meanwhile the crucial testimony against Maarten De Ryck, provided by his ex, is revoked. Tom's cockiness...