Dutch detective Van der Valk has finally discovered the secret of murder victim Elsa de Charmoy.

A decoy is needed to snare the killer, but it's a very risky assignment.

Tension mounts as the murderer makes his presence felt...

Nicholas Freeling's crime thriller concluded by David Troughton.

Abridged by Lauris Morgan-Griffiths.

Producer: Mary Ward-Lowery

First broadcast on BBC 7 in March 2006. Show less