Entrapment (Part 2): DCI Mike Hedges conceals evidence of his involvement in the police shooting of an unarmed civilian, Lionel Cripps.

Virus (Part 1): Commander Blake is in trouble. Her relationship with convicted killer James Lampton made the tabloids, and her supervisors are not amused.

Virus (Part 2): Commander Blake's terminally ill sister moves in with her while Blake deals with the dangerous computer hacker who has threatened to kill more patients every 24 hours.