Shaine Jones

Investigating a man's death by an invisible force, the Fringe team discovers a serial pattern and evidence that links the predator to someone dead of an unknown genetic disorder.

Mulder and Scully communicate with a bomber in order to prevent an attack.

Equipped with the tachyon device, Barry believes he is fast enough to stop Zoom (guest star Teddy Sears) and wants to open the breaches to catch him. Harry strongly advises against that plan but after Barry convinces him, Harry reveals that Cisco has the power to re-open the breach. Meanwhile, Hunter Zolomon's (Teddy Sears) painful story on Earth-2 is revealed.