Garry MacDonncha investigates the 1975 abduction of Dutch businessman Tiede Herrema, when the kidnappers demanded the release of several high-profile prisoners. Despite an extensive Gardai operation, it would be 18 days before they were located, and a further 18 were spent laying siege to the group's hideout in Co Kildare. Featuring interviews with the industrialist and his wife, as well as Government ministers, reporters and negotiators.