Sam and team search for a link between two very different murder victims who bear the same signs of torture. What they find leaves them shaken.
The simultaneous death of three heart patients who share the same implant spurs a hunt for a medical hacker and puts someone close to the team on edge.
After a scientist is found dead in her self-driving car, Billie and Sam head to her nanotech lab and discover she was no stranger to controversy.
