At the same time, several members of the PCU team reach dramatic turning points in their lives - but the most personal tragedy is yet to come, for as the race to bring down a cunning killer reaches its climax, Arthur Bryant faces his own devastating day of reckoning.

At the same time, several members of the PCU team reach dramatic turning points in their lives - but the most personal tragedy is yet to come, for as the race to bring down a cunning killer reaches its climax, Arthur Bryant faces his own devastating day of reckoning.