Stefan and Rash still have no idea that they are investigating the same case, but as the murders continue they find themselves drawn into a lethal conspiracy.

With two assassins on their trail and a war between big pharma companies raging, Rash and Stefan are forced to join together to find the truth.

A sinister drugs trial has repercussions years later when a teacher is murdered. Trainee detective Rash, and junior Serious Fraud Office investigator Stefan, are separately drawn into the case.

The SFO have been tipped off that government minister Charles Matherson has greenlit the construction of three controversial skyscrapers, for which his wife’s family has supplied the high-quality stone.

Once again, Rash and Stefan find their jobs are on the line. Can they discover the reason Adam was killed before time runs out for them?

Rash and Stefan's paths bring them together in an explosive finale.

Rash and Stefan have to fight to protect someone close to them.