Tom Brannon overhears comments he is warned to ignore. Bringing his own possible involvement to the police attention eventually. Dan Prescott finds himself involved in his cousin Samantha ex-husband's criminal affairs. Brought in to help look after Harry Tambling's problems by Terry Tambling. Finding out that another has gone against advice not too involved himself. Family involvement and Harry Tambling's possible criminal activity brings Dan and Tom together. The police reluctantly conjoin with Dan's help in terminating Harry's and his criminal activist's crimes as they unfold. Dan's involvement brings family and police to unite in a joint venture to thwart Harry's past to change, with his commitments coming to the fore, north and south of London.