Two young girls are killed on railway by a passing train. It does not seem to fit the profile of a normal suicide. So if this is a double homicide who would do this and why? Martin Beck and his team start following the step backwards in order to figure out what has happened. With good and intensive police work they find man side trails from the main path.

A paparazzi photographer gets brutally murdered in Stockholm. His apartment is searched and the computer together with photo equipment is missing.

Swedish politician John Veden vanishes without a trace. There's no hint he's dead yet but Beck's team gets the case due to Police Chief Oberg's friendship with the man whom she dined with him the evening before he vanished. When they find out Veden was a gambler with heavy debts battling his addiction the case leads Martin Beck, Gunvald Larsson and freshly returned Lena Klingström into Sweden's illegal gambling scene. And Veden was planning to expose his own addiction and his party's huge financial profits from gambling in a confessional book - which his political allies got wind of via illegal data theft. With several people having an interest that Veden stays missing the team tries to find the politician and the true perpetrator while Beck is grappling privately with his ambivalent feelings about working with ex Lena again....

The murder of a prominent attorney is connected to one of his recent cases, in which a company was being sued for serious environmental damage. Martin Beck and Lena Klingström find evidence which brings new light to the investigation - but who's pulling the strings?

A teenage girl is found by her parents brutally raped and murdered in the woods. It's now up to Beck and his team to catch the criminal.