When a series of brutal murders rocks the town, Tony becomes obsessed with the notion that they are the work of 'Mack the Knife' MacAdam, newly-released from prison, apparently reformed and keen to take Tony's place as media pundit on serial killer cases. Tony's torment is worsened when he clashes with Carol over her desire to have a baby before it is too late. But could fertility be the key to solving the crimes?
