Lisa befriends Harper, a new kid at school who happens to besuper-rich. Then, Homer befriends Harper's dad and is able toenjoy the perks of Lisa having a rich friend, as well. ButLisa decides that Harper is a bully and moves to end thefriendship, which prompts Homer to try and smooth things overso he can continue to enjoy the good life.
To help fund Walter's research into saving his sister's life,Team Scorpion takes a lucrative job for the CIA to find atop-secret aircraft in the mysterious Area 51.
After Mary receives an urgent message from her ailing mother(guest star Amy Brenneman) about the dire situation inScotland, she finds herself looking to Francis for aid.Catherine finds herself up against Narcisse as she fights tobecome the regent to Charles. Meanwhile, Elizabeth facescontinued pressure to wed. Anna Popplewell, Torrance Coombs,Celina Sinden, Charlie Carrick, Jonathan Keltz and RoseWilliams star.
It's midterm exam time at Quantico where the NATS are given anexplosive assignment which results in some people going homefor good. In the future, Alex continues to try and clear hername, finding Nimah and Raina who provide more questions thananswers leaving Alex and the world to wonder, "who can youreally trust?"
Six weeks earlier, Emma and Merlin quest for the Flame whichcan reunite the two parts of Excalibur. Meanwhile, Regina andthe others sneak into Camelot to recover the two pieces.However, things go horribly awry. In the distant past, theorigin of Merlin's powers and the first Dark One are revealed.
Kensi and Deeks go undercover as cult members to rescue aformer Department of Defense employee brainwashed intorevealing classified information, as the rest of the teamworks to prevent the cult from selling the government secrets.
Jack Raydor is back again, defending a man who is attemptingto withdraw a confession in the murder of his wife. Alast-second video purporting to provide the defendant with analibi alerts the Major Crimes team to the possibility of aconspiracy. Rusty interviews Slider, while Flynn is stillliving with Sharon due to his injury.
After an American aid worker is killed in Syria by the firstknown American ISIS leader, Elizabeth recalls all aid workersstationed there, including her brother, Will (Eric Stoltz),and makes it her mission to get justice for the victim. Also,Henry is conflicted when Dmitri asks for help saving Ivan(Dennis Staroselsky), who has been called back to Moscow,
Willow earns a scholarship that Maddie wanted and the two havea huge fight; Joey accidentally breaks Liv's toe and makesthings worse when he tries to help her.