A hormonally charged Sue wants a cool pair of jeans in order to fit in with her peers, resulting in Frankie and Mike enduring the unpredictability of teenagers, while Axl wants a car to impress a girl. Meanwhile, attempting to teach Brick about responsibility, Frankie and Mike reluctantly allow him to take care of Aunt Edie and Aunt Ginny’s dog Doris for a few days.
Sylar returns to the Carnival in search of answers, H.R.G. tries to forge an alliance with Edgar and Peter continues to struggle with the loss of his brother.
When Adelle, Boyd, and the rest of the Dollhouse fear that Echo’s uncontrollable mind imprints are making her a danger to their goals, they send her to « the Attic » where Echo is forced to face her worst nightmare in order to survive.
As his contract with the Dollhouse expires, Victor is released back into the world, where his military past threatens his future with Sierra. Meanwhile, Echo is deemed too dangerous and is sent into her worst nightmare.
When a judge overturns a simple plea deal that Alicia arranged, she looks into his motivation. Diane is made an offer she can’t refuse.
When Marshall picks up smoking again, it prompts Lily, Ted and Barney, ex-smokers all, to succumb as well. Meanwhile, Robin gets a new co-anchor at her show…
A farmer, angry about being foreclosed on, protests by parking his tractor, packed with explosives, right in front of the US Treasury building. Meanwhile, a group of third-graders are brought in by their teacher to find out who stole the class turtle.
When Echo’s past romantic engagements are found murdered, the Dollhouse fears that Alpha has returned to seek his revenge. Adelle grows suspicious of Ballard who hopes to find allies in Boyd and Topher. The Actives turn against their handlers, leaving one member of the house permanently mind-wiped.
A jewel heist during a charity event leaves a man lingering near death but the investigation takes a bizare turn when the chief suspect winds up dead.
A patient at a mental hospital undergoes impromptu surgery that leaves his brain exposed. William Bell resurfaces during the investigation of the strange circumstances and Olivia finds reason that the leader of the shape-shifters may have something to do with it.