The Thompsons open their door to an orphaned teen who says she's family, never guessing she's got ulterior motives. Now the con is on.

Molly and Jeremy attempt to cheat Nick in the "chore market." All the while, Nick's cooking up a bait and switch at Liz's restaurant.

Nick turns the school's costume dance into a scheme targeting the socially clueless. But it only fuels Jeremy's suspicions that something is up.

A paranoid Ed puts everyone on lockdown for Thompson Family Safety Day. But that doesn't work for Nick, who's got to get to an important meeting.

Nick starts a GoFundMe in her biggest scam yet, only to learn she'll need Ed's help to open a bank account. Liz gives Jeremy a job at the restaurant.

Ed brings Nick and Molly to the bank for Take Our Daughters and Sons to Work Day, while Liz and Jeremy ask questions at the social services office.

A flashback episode reveals the origins of Nick's revenge plot against the Thompsons - and the family's role in ruining her life.

A scandal threatens Jeremy's presidency. Back at the restaurant, Liz and Molly sift through the evidence to try and figure out who set them up.

With nowhere to run, a cornered Nick confronts the Thompsons and comes clean. But she's got one last trick up her sleeve.