A journalist sets out to unravel the threads of a comprehensive criminal network, but a respected crime reporter stands in his way.
Bjarne tries to uncover the Hjalmar criminal organization, gaining the support of Vissing; the informant is caught and interrogated; Bjarne's brother returns from America.
Bjarne finds his informant hanged, and is interrogated at police headquarters, where he discusses what he knows of the corruption within.
Bjarne and Vissing's articles lead to a suicide at police headquarters and threaten the journalists' careers; Ole becomes trapped in Hjalmar's web.
Lisbeth has suspicions about her father; Bjarne continues his crusade against Hjalmar; Dam Jensen seeks the truth.
Dam Jensen continues to investigate; Bjarne wants to win back Lisbeth's love and rescue his brother from Hjalmar.