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.

Jeremy leads the student council to an escape room to prove that his presidency is legit. After spying Liz's wedding ring, Nick considers stealing it.

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.

When an old friend appears out of nowhere, Nick decides to skip school - and Jeremy follows them. But the plot thickens when Liz and Ed find out.

A social worker comes to the house to help Nick open up, and it works - until Molly and Jeremy find Nick's secret cell phone.

Nick makes plans to hold an estate sale while the Thompsons are away seeing "Hamilton." Little does she know, they've planned a surprise of their own.

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.

Nick partners with a handsome new student to stack the deck at a charity poker tournament, where the Volunteer Squad questions Molly's leadership.

A '90s-themed day at school brings Liz face to face with her former rival. Nick confronts Will - then sends the Harbaughs a message.

Nick sets her sights on scamming Ed's wealthiest banking client. But an increasingly suspicious Molly is watching Nick's every move.

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

Nick concocts a scam to teach Molly a much-needed lesson. Ed and Jeremy cook up a challenge to help Liz ace her "Top Chef" interview.

When "Top Chef" sends a camera crew to Crescendo, Nick unleashes a plan involving rats - and a Franzelli's regular - to shut it all down.

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.

Nick moves forward with the bank heist so she can finally pay off her father's debts. Jeremy plans a special evening - and wants it to be perfect.

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