The gang lets Patricia in on the secret, and debates the possibility that Victor might be drinking an elixir of life.
The Team receives an urgent call from Jules (Amy Jo Johnson) on her day off – she and her date Steve are trapped in a restaurant with a gunman (Aaron Poole) who’s shot a waiter and is now holding hostages and making incoherent demands. Team One works with Jules on the inside, fighting to calm the gunman down before the waiter dies, but its clear there’s more to this simple hostage-taking. Team One discovers that this delusional man is merely a pawn in a much more horrific act of terror, targeting a local mosque.
Alex and her team have to spy on a right-wing terrorist group. But surveillance becomes difficult when their only vantage point is the nursing home where Alex's cranky grandmother lives.
A petty officer's recruitment session at a college fair comes to a fatal end, prompting the NCIS team, accompanied by Dr. Mallard's predecessor, to solve his murder.
While Internal Affairs officer Rachel Jacobs investigates reports of a rogue cop, Jim risks revealing himself as the prime suspect when the police station is overrun by a group of thugs, and he is the only hope of survival. Meanwhile, while trying to nurse an ailing Joshua back to health at the lab, Katie and Stephanie run into Human Resources VP Victoria Morrow and begin to suspect that she isn't who she says she is.
Erica learns her partner, Malik, is a Visitor and must fight for her life – literally – to stop Anna from finding out she's Fifth Column. Meanwhile, Anna learns that Malik is missing and orders Ryan to find her, while Lisa realizes her body is beginning to change, causing her to become more and more like her mother.
Melanie decides to tell Derwin the truth about the mistake in the paternity test. Meanwhile, Jason attacks the Sabers.
Mozzie narrowly escapes death and Neal uses his contacts to help Peter find Mozzie's shooter Julian Larssen. However, Larssen manages to blame Peter instead and is released. Suspended from the FBI, Peter enlists the help of Neal, Jones, Diana, Sara, Mozzie and even Elizabeth to run a sting to finally catch Larssen and to clear his name.
Stefan and Owen dream of finding a gracious Victorian home, and until they do they're crashing at a friend's place. The arrangement is temporary but with expectations that exceed their budget, they may be living there permanently. With a lot of searching let's hope the Property Brothers can get these homeowners out of the guest room and into a home of their own.
It's Carl's 21st birthday, and he gets a job working for the Maguires. However his first job does not go to plan when Kelly steals money which was supposed to go to a business client.
Mike installs a metal power pole in Wyoming and later learns about how to remove lice from hair in San Francisco.
Ben has a confrontation with his mother’s rapist after the man is released from prison and is devastated when his mom reveals some information she's been keeping secret for years. Meanwhile, Lydia and Josie continue to bump heads, and Sammy deals with his wife’s betrayal.
Unaware of the affair between Emma and his father, Baze considers buying a house and planning a future with Emma. Lux makes plans for a romantic dinner with Eric when she feels like he's pulling away from her, but she is shocked when Cate and Baze show up.
Andrew is in search of foods like sausage made of camel hump.
Eric confesses that he is dating Lux while Baze comes to terms with the fact that his father cheated on his mother with Emma prior to their relationship.
Having established that Lieutenant Lockford was murdered, Leo makes a startling breakthrough, and the investigation begins to unmask a dark secret at Hillsdon Army Base.
A vintage slot machine, a pinball machine used on Happy Days and a 1940s Whizzer motorized bicycle all go up for auction. Then Jon takes a World War II Soviet flag to a lab to authenticate its blood stain, and not even Paul can escape Cindy's Wall of Shame for people who don't pay their bills.