[Find a Secure Line] An anonymous tip leads the team to investigate an urgent death row case, ultimately sending Zapata undercover. After nearly getting caught during the mole hunt, Jane considers leaving the FBI.

The episode was rated 7.64 from 4358 votes.

[Find What You Need] After an armored truck is robbed, the team discovers that the stolen goods are chemical weapons and they must race to thwart a terrorist plot. Meanwhile, Jane grapples with a confusing memory of Weller - while growing even closer to Oscar. Meanwhile Patterson receives a phone call from someone from her past.

The episode was rated 7.64 from 4494 votes.

[Follow These Instructions] After a disturbed Iraq War vet shoots up a military base, the team exposes a sinister plot. As Jane and Weller race to stop a single-minded scientist, Jane recalls her own mysterious military past and contemplates a new relationship with Oscar.

The episode was rated 7.65 from 4462 votes.

[Or Maybe Not] Patterson and her puzzle-expert boyfriend, David, decode a tattoo clue that sends the team to the Centers for Disease Control (CDC). While at the CDC, the team discovers a hidden message on Jane's body that uncovers a plot that could have catastrophic global consequences. Meanwhile, Jane and Weller grow closer.

The episode was rated 7.66 from 4791 votes.

[Stay Where You Are] After a tip reveals there's a mole within the FBI's New York Office, the team must hunt for the operative while facing extreme scrutiny from Inspector Fischer. The team's deepest secrets threaten to be exposed, and everyone is a potential suspect - but some, especially Jane Doe have more to hide.

The episode was rated 7.68 from 4398 votes.

[To Begin the Sequence] An unlikely collaboration forms when Jane and Weller reach out to a former target in order to hunt down a menacing international criminal. Meanwhile, Jane faces a tough decision when a dubious order from Oscar may endanger Weller.

The episode was rated 7.69 from 4619 votes.

[The Missing Girl] An infamous crew of thieves almost pulls off the perfect jewel heist, except one thief - with a Navy SEAL tattoo identical to Jane's - is captured at the scene of the crime. Does this man know Jane? Meanwhile, Jane receives a visit - and an ambiguous warning - from the mysterious bearded man from her first memory as Weller and Mayfair struggle with Jane's role on the team.

The episode was rated 7.69 from 5179 votes.

[Who is Jane Doe] A beautiful woman, with no memories of her past, is found naked in Times Square with her body fully covered in intricate tattoos. Her discovery sets off a vast and complex mystery that immediately ignites the attention of the FBI, which begins to follow the road map on her body into a larger conspiracy of crime, while bringing her closer to discovering the truth about her identity.

The episode was rated 7.72 from 6530 votes.

[Trust No One] One of Jane's tattoos sends the team to a remote location where they find themselves face to face with a dangerous criminal in a case that puts Jane and Weller's strained relationship to the test and threatens to expose Mayfair's secrets. Meanwhile, Patterson breaks the rules to solve a tattoo puzzle.

The episode was rated 7.73 from 4388 votes.

[In Case of Emergency] Jane reels from a series of massive revelations about her tattoos and grapples with whether to trust Oscar. Meanwhile, a tattoo leads the team to a shocking discovery in the Black Sea.

The episode was rated 7.73 from 4475 votes.

[Lift The Curtain] Jane and Weller go undercover as a world-class assassin couple to prevent deadly information from getting into the wrong hands. The intimate assignment draws them closer than ever. Meanwhile, David embarks on a solo mission to win Patterson back, and Carter clashes with Mayfair over how to handle a dangerous individual.

The episode was rated 7.79 from 4350 votes.

[To Your New Safehouse] The FBI is locked down when criminal hackers infiltrate the building, trapping the team inside SIOC. As they fight their way out, the close quarters force Mayfair Zapata, Reade, and Sarah to confront personal conflicts.

The episode was rated 7.83 from 4648 votes.

[And Unveil the Mastermind] In the thrilling mid-season finale the team goes after a group of sleeper spies that have just been activated and race to stop a slew of assassinations.

The episode was rated 7.96 from 4467 votes.

[The Final Order Will Be Revealed] After an abandoned baby is found with a tattoo identical to one of Jane's, the team races to piece together the child's identity and save dozens of infants. A furious Jane confronts Oscar about the outcome of his secret missions.

The episode was rated 7.99 from 4695 votes.

[When It's Filed Away] Weller searches for the truth within a heartbreaking and confounding assertion. Jane reaches out to a former suspect for help with Oscar. Meanwhile, the rest of the team struggle to help a friend.

The episode was rated 8.01 from 4759 votes.