18 months after parting ways under mysterious circumstances, the FBI team is brought back together by a new crisis.

As the team adjusts to their new dynamic -- and the new tattoos -- they battle a dangerous foreign power that is trying to hijack a satellite.

While Jane and Weller hunt down a collective of dangerous computer hackers, Patterson and Rich Dot Com must work together to hide an explosive secret from their past.

As the team chases a deadly bomber who's terrorizing Manhattan, Jane uncovers a shattering secret from her youth.

While Jane struggles to cope with a secret from her past, the team races to prevent an international crisis.

The team goes undercover on a movie set to stop a terrorist plot with unlikely backers. Roman blackmails Weller with a horrible secret about Jane.

Facing a threat within the FBI, the team is forced to run a covert operation out of Jane and Weller's apartment. A tattoo leads to a doctor with a deadly secret.

As the team works together to take down a foe, Jane and Weller face a toxic secret that threatens to tear them apart.

After some personal strife, the team must find a way to work together to track down missing nuclear warheads.

The team races to thwart a deadly terrorist plot with the help of Reade's journalist girlfriend.

While Jane and Weller partner with a mysterious man from Jane's past to find a missing person, the team races to stop an arms deal.

Weller and his former FBI partner reunite for a dangerous undercover mission while Zapata interrogates a past foe.

A surprising visit from Nas leads the team to investigate a dangerous piece of technology that was stolen from the NSA. Roman and Blake grow closer as they attend a high-stakes poker game.

When Patterson's investigation into a tattoo results in a horrible incident, she tries to figure out what went wrong - but quickly realizes all is not as it seems.

The team must decide whether to trust a prisoner who warns them of a dangerous plot. Zapata is caught between the FBI and the CIA. Roman and Crawford butt heads over how to handle a volatile situation.

A CIA source threatens to tear the team apart. Rich's place in the FBI is called into question. Roman and Crawford spend a day together under strange circumstances.

The FBI team and Avery attend a gala hosted by their target Hank Crawford in hopes of arresting him. Roman grows closer to the Crawfords.

Jane and her team must fight for their lives when Roman sends deadly assassins after them. Meanwhile, Patterson goes on a date, Reade contends with the O.P.R. inquisitor, Jane and Weller go to dinner, and Zapata attends a funeral.

The team must partner with an oddball conspiracy theorist to keep Crawford from acquiring a deadly weapon; Roman struggles to maintain his personal life with Blake while completing a series of secret missions.

After receiving shocking news about Avery's father, Jane and Weller must hunt down an elusive criminal. Meanwhile, Patterson's father helps the team in the lab.

Jane is forced to recruit someone from her past to help take down a dangerous alliance.

Jane and Weller hunt Roman back to where it all started and attempt to stop him.

The FBI team hunts a dangerous enemy operative, and a deadly new foe emerges.

The entire intelligence community is put in jeopardy when Remi co-opts an FBI case.

Patterson and Rich DotCom take the reigns as the FBI team faces an explosive threat.

A decoded tattoo leads the team to a mysterious cache of dolls which turn out to be vehicles for biological weapons being sent around the world and now to the FBI. Jane exploits the fear of the weapons to advance her own plan to recover Shepherd.

A blast from Rich DotCom's past sends the FBI team after a deadly terrorist plot.

The team is drawn into dangerous political intrigue when a tattoo points to someone from Weitz's past.

Remi's schemes put her and Weller in danger, while Patterson and Rich solve a mysterious puzzle at the FBI.

Remi races against the ever-worsening ZIP poisoning to enact her ultimate plan.

The team's desperate gambit to get Jane back puts her head-to-head with Remi.

Reade confronts Zapata, while the team follows a lead to a potential cure for Jane.

The murder of a best-selling true crime novelist sends Jane and the team on a hunt for a serial killer detailed in the author's final manuscript, which also features lightly fictionalized versions of the FBI team.

Roman's clues lead to a billionaire hypochondriac with stem cells that could cure Jane, who is now on her deathbed. Patterson and Rich offer to trade the Book of Secrets for the stem cells -- but first they'll have to get it.

Jane and Weller's romantic getaway is cut short when the team must stop Madeline Burke's plans to blow up a building and crash a plane that turns out to be more than the average commercial airliner.

An active bomber forces the team to delve into a case from their past.

Jane's past with Shepherd and Sandstorm both helps and hurts the team's efforts to stop the sale of a device that will weaponize stolen plutonium.

The FBI is hot on Madeline's heels as Jane seeks help from a familiar enemy.

The team races against the clock to save Jane from a killer's nightmarish scheme.

Patterson's father, Bill Nye, returns for a case that pits the team against a pestiferous foe. Zapata goes rogue with an old friend. Jane and Weller continue their search for the hooded figure.

The team discovers an international conspiracy when a deadly weapon is stolen, Jane supports Weller when someone from his past dredges up painful memories, and Patterson and Rich contend with their newly released hacker accomplice.

A horrifying and vengeful villain threatens the FBI. Weller considers his priorities. Zapata and Reade try to navigate their living situation. Patterson explores a budding interest.

Dominic begins to enact Madeline's cataclysmic scheme as the team rushes to stop him. Tensions rise as past secrets begin to unravel.

The team sets out on an international mission to stop an attack from spreading. Madeline attempts to turn the tables as internal conflict threatens relationships within the team.