A raucous night out at the pub becomes a tragedy after a man dies on a busy London street. The killer hides on the other end of a technological labyrinth that has the team racing to prevent the next murder.

The Murder Investigation Team is called to investigate the death of a man who tragically fell from a hospital roof. One case rapidly becomes two as they discover the cover-up of a patient's death after a routine procedure at the hospital.

A cryptic message at the scene of a football player's murder points the detectives to threatening letters and phone calls that preceded his death. Tension builds as they search for the culprit, and struggle with personal and professional boundaries.

The search for the killer in two nearly identical murders takes an unexpected turn when one of the MIT's own tops the suspect list. Morale plummets as they realize that solving this case could reveal an unwanted truth.