An old friend from Agent Mortis's past returns, but she doesn't come alone. The team must race against time to combat a deadly bounty hunter and keep Dartchester City safe.

Robin Turner, Jennifer and Nidge investigate the relaunch of Bio-Tech as suspicions grow over their secretive new CEO. Whilst enemy forces close in on Gabriel, intent on uncovering his secret, Agent Mortis and Mayor Bishop's confidential arrangement risks being leaked to the public. The Time Agent's time is rapidly running out...

During the hunt for a lone Venator, Agent Mortis finds his team under attack from the mysterious Mr Devine.