Once Red tells Liz about a series of baby abductions, the FBI team decide to target an illegal adoption agency in the current case. This investigation turns personal for Liz on the motherhood front.moreless
After Red reveals another name on the list who is "The Alchemist", the team does whatever it takes to pursue him because he uses science to transform DNA to free criminals and take the innocent. The FBI soon comes to the conclusion that he has been assigned to protect a mob informant. Meanwhile, Tom and Liz's relationship is challenged and Ressler faces a huge decision.moreless
After Anslo tries to go after Red, things don't go as he planned. They soon discover there is a mole at the FBI and has to figure out who before it is too late for the whole city.moreless
Tables turn when a member on The Black List goes after Red. Liz gets caught in an odd place.
As another member of the list is revealed, Elizabeth gets word of a very dangerous plan against the country's financial system. Also, Tom comes to Elizabeth's aid when she is in need.
A chemical attack on a subway makes the FBI go after the man responsible for it. Tensions grows between Elizabeth and Red after the conflict with Tom.
This time, Red is opposed to a beautiful woman who also happens to be a terrorist. Tom wants to prove he is innocent by giving something to the FBI.
Messenger Robert Knepper is on the run but Red and the FBI don't know his appearance. Elizabeth ends up in the middle of a kidnapping plot.
Ressler and Red team up for the first time when another criminal on the list, The Stewmaker, makes a witness against a drug lord disappear.
As Elizabeth starts investigating Tom, Red and the FBI work to find Chinese spy who has previously worked with Red.
Assisted by a CIA agent and Ressler, Red and Ekizabeth go after "The Freelancer" to prevent a new murder. Also, Elizabeth struggles with what to do about Tom's box.
The U.S. sends a fleet after the Colorado, while Marcus finds his judgment questioned by Prosser.
Walter's dying father asks him to find his first love, Walter's mother. This time there are obstacles that Walter may not be able to overcome. Uncle Shadrack is forcing Willa to marry Timo.moreless
When Walter is asked to find a voodoo doll, he, along with Willa, enlists the help of a witch even though it annoys her that Walter doesn't take witchcraft seriously. Elsewhere, Isabel and a Miami detective are put in danger when they investigate a gang fight.moreless
A friend of Isabel's wants Walter to find those responsible for her father's death. While looking into the racetrack enthusiast's death, Walter finds a link to an inheritance. Willa wants to apply for college.moreless
Walter is hired by a family to find a missing man who's also being sought after by an FBI agent. It's Leo's memories of his deceased family that help with the case.
Walter searches for the chef of the now closed The Bella Plata restaurant to help save a marriage. After Willa gets into a fight, she finds herself back in jail.
When late rapper J-Stryke's new music tracks are illegally released, the rapper's lawyer, a former love interest of Leo's, seeks out Walter to track the source of the leak. Willa helps with her hacking expertise but as Walter pieces together what led to J-Stryke's death, he discovers a more complex story.moreless
A hurricane has Walter stormed in at the Ends of the Earth Bar along with Leo, Willa and Willa's probation officer. Storm or not, Walter continues his search for a missing high school girl. But it's Isabel's visit to the missing girl's high school that leads to clues indicating her disappearance is linked to foul play and a life threatening crime.moreless
Dr. Jack Hodgins from the Jeffersonian asks for Walter's help regarding extraterrestrial activity and a conspiracy theory. Elsewhere, Willa and Timo strive to deal with the news of their arranged marriage.