 When the wondrous Zeppalini s famous sword cabinet trick goes awry and his lovely assistant Princes Tora ends up dead, Inspector Maarschalk soon finds that nothing is what it seems. Lily Zeppalini has long suspected her husband of having an affair with the  Princes . Ton the stage manager has a criminal record. His assistant Diana is Ton s partner in crime as well as in bed. And the audience member picked out to check out the swords before the trick turns out to be Tara s lawful husband.