Silicon Valley pioneer Paul LeBlanc joins forces with Special Agent Shea Salazar after a series of tech mishaps places the world in danger. Paul juggles his health and family life while Shea's son experiences bullying at school.

After being mishandled by a Zava employee, NEXT escapes the confined servers of its home company and gains internet access. Concerned about her son, Shea recruits Paul and her co-workers C.M., Gina and Ben to help use Ethan's connection with Iliza to track NEXT's possible location. Paul tries to rekindle his relationship with his daughter, Abby, and grapples with the onset of his health condition.

Shea and LeBlanc head to Dartmouth to investigate NEXT's whereabouts, which are potentially linked to Biomotion Labs. There, they visit LeBlanc's friend, Professor Richard Pearish for answers. Meanwhile, Shea, Ethan and Ty take extra precautions to disconnect from electronics and the Internet, and LeBlanc urges Abby to do so, as well, but NEXT complicates their plans.

Shea and LeBlanc steal an important hard drive and enlist Ben, Gina and C.M. to help decrypt it, as NEXT creates chaos to stunt their progress. C.M.'s past resurfaces as NEXT targets the FBI building with a dangerous ploy. Meanwhile, Ted and his Zava team buckle down on their search for NEXT, Ty and Ethan hide out in a remote cabin and LeBlanc discovers new information on his health that may affect Abby.

NEXT orchestrates an unlikely and dangerous reunion between Shea and someone from her past when she goes to check on Ty and Ethan. Ted is in trouble with Zava and figures out a way to remain in the company. Meanwhile, LeBlanc gets honest with Abby and C.M.'s life is threatened.

LeBlanc and Shea discover Ted's plan for the NEXT server and race to intervene before it is too late. Meanwhile, Ben and Gina investigate NEXT's latest victims, Congresswoman Elenor Beatty and reporter Harrison Cole, after a freak accident occurs, and Shea reaches her breaking point.

NEXT manipulates a GPS system and causes an elderly couple to crash, while it also generates power outages all over the country. LeBlanc decides to plant a virus on the NEXT server, but must break into ZAVA in order to do it. Meanwhile, Shea and Ty have opposing ideas on how they should protect their family and Ben faces a conflict with his father.

NeXt targets Congresswoman Beatty again when Agent Shea Salazar seeks her help to stop it. Shea discovers a leak within her team, as Gina encounters trouble while trying to code the virus into an NSA server.

NeXt taunts LeBlanc with a new tactic relating to his illness and Shea and LeBlanc devise one last dangerous ploy to destroy neXt, and save their lives, their families and the world.