The FBI wants a deaf car thief as an informant. Sue must try to win his trust by talking to him through sign language.

Sue and her mom fight over what the perfect Christmas is. leaving her dad and Lucy wondering what to do. Mean while the FBI must stop someone they think is Santa from robbing banks.

After Bobby saves a woman from an attack, Bobby realizes the attacker is a Sudanese Diplomat. The Sudanese Diplomat has Diplomatic Immunity. Bobby tries to talk the Diplomat into not pressing charges, which will cause Bobby to lose his job.

Sue & the team now need to try to help Bobby keep his job. Sue is asked to find how the woman in the hospital is her connection to the Diplomat. Garrett tells the team that Bobby will be charged under The Foreign Officials Act Of 1978.

Sue & Jack to check a shipment from Sudan Jack, Sue & Bobby find the shipment is slaves from Sudan. Darcy brings forensic Evidence to help them solve the case. Andre Roga tells Sue that she saved $2000 to buy her sister back.

Ted Garrett asks Sue to figure out some guys are saying he later shows what might happen if Strontium were used inside buildings. Evelyn helps identify the suspect, when the team finds him they learn he is dying because he was exposed to Radiation.

Terrell Banks tells Sue he was protecting his brother. The team goes to Professor John Taylor office and learns he has planted a bomb. Jack handcuffed John Taylor to the stairs.

Myles takes part in what he thinks is a normal SWAT takedown of a suspect but turns deadly as Americans become a part of the takedown. Myles must try and deal with what happend.

Sue now tries to find the leak which may take her to the Senate!

A favorite waitress ends up missing but the trouble is just getting started. Myles may drive the gang crazy because he wants to be in media relations. Sue and Jack arrest suspect who does everything they say. They answer they find as to why may shock them.

Bobby's biological father, who's in jail, has to help the FBI foil would-be safe crackers. Meanwhile, Jack has a mild heart attack, and Sue learns about Allie, Jack's former flame.

Sue goes on an FBI and DEA task force. Has love hit Levi and Sue? Charlie and Troy try to fix something at Lucy and Sue's apartment.

Sue meets Amanda, who tells her she saw a kidnapping. Everyone has trouble believing the story except Sue. Sue first met Amanda at Career Day some years ago. Myles meets Nora who wants to write a book on him.

Sue learns someone died of Ricin poisoning by Castor Beans. To make sure her story is true, Amanda see the kidnappers again (after sneaking out of her home) she plants a tracking device.

Tara gets a note that terrorists know where Amanda lives, Amanda's dad wants help in communicating with Amanda. Myles gives Nora an idea for her book, she wants to focus on Amanda and get to know Myles.

The gang gets word of another shooting making this attack the third one in two days. Jack tells Sue that he was a Sniper before working for the FBI. Sue then gives Jack a report that tells only about the barrel of the gun used but not the type of gun used.

Just as Jack goes to rest he learns the Mayor was shot. When Jack gives a press conference he gets the idea to make himself a target in hopes catching the sniper. Sue goes to the dance with David, but Jack doesn't want Sue to worry about the case.

To solve there latest case Jack & Sue pretend to be a married couple. They need to find out why Joseph and Betty are funding terrorist acts.

Sue meets Betty and learns she donates time to service dog charities. They try to come up with answers to questions Joseph & Betty might ask.

As Sue tries to read Joseph's lips, Jack finds himself in love with Sue. Jack learns Sue is a great cook. Levi also falls in love.

Miles hurts his car while tracking Joseph. The man Sue & Jack are tracking is assuming a dead man named Joseph who died in 1996 of a heart attack.

Myles learns that one of the Virginia College students is planning to spread Bubonic Plague all over Washington D.C.

Tara decides to get her hair done, but soon a robber holds up the salon. Tara tries to go about business but has trouble dealing with what happened. Tara wonders if she should leave the FBI because she shot someone for the first time.

Amanda (Sue's friend) finds a lost dog and wants to keep it.

A woman offers Jack, Sue & Bobby someone big Johnny ""Red"" Moreno who laundered money through KBJ investment group through a poker game. Bobby risks his job to get the bad guy.

Sue and Lucy try to figure out why Levi is acting oddly. Sue and Lucy learn that Levi's Flee medicine is making him act odd.

The next day Levi takes the wrong pill leading him to act strange and force sue to continue to live her life without Levi after he runs away.

Sue helps look for Katie who was kidnapped from Gallaudet University. Sue & Jack question Lance who says he didn't kidnap Katie. Sue & Jack don't believe the story. Sue learns that Katie was adopted and found her biological mom after 19 years.

In this episode the team tries to stop a terrorist attack on Washington D.C. As Jack tries to stop the Al Qaida leader Jack learns that his methods come into question when a Civil Rights complaint is filed against him. Jack learns that his methods come into question. The suit against Jack claims that he used racial profiling to arrest the suspect.

Now Jack faces the possibility that he will lose his job with the F. B. I. Jack meets with the suspects lawyer to warn her that if she reads her client's note she may open a sleeper cell that may trigger the terrorist attack.

Tara begins a relationship with Stanley who will help Sue figure out the hidden messages the suspect is sending. Tara begins a relationship with Stanley who will help Sue figure out the hidden messages the suspect is sending Jack learns that the Office of Professional Responsibility or (OPR) is investigating Jack because the suspect he arrested feels that his Civil Rights were violated.