During World War II in the Netherlands, resistance-leader Arie is shot by the Dutch SS-man Niels. Arie's comrades pledge to avenge his death. 35 years later one of them, Ab, is confronted with Niels again. He decides to round up his old friends to kill him. He finds out though, that they think this is useless or are not capable of doing so anymore. Only the former communist Gerben has not forgotten his pledge and is talked into joining the execution.
Detectives Grijpstra and De Gier are sent to investigate the case of a man who apparently hanged himself in a center for oriental meditation. It is ruled as suicide and the case seems to be closed, but the same night there is an attempted break in. The investigation hits a dead end and everyone involved is a suspect. Based on the book "The Corpse in the Haarlemmer Houttuinen” by Jan-Willem van de Wetering.
Judy Aalders grows up in an orphanage. Albert Woudenberg happens to be present when Judy confronts the trustees of the orphanage and is expelled. He decides to send her to university and Judy, who has only ever seen his shadowy long legs, refers to him as 'Daddy-Long-Legs' from that day. Not knowing he is in fact her benefactor, Judy's relationship with Albert gradually turns into love.