Impressed with Carrie's creative prowess, Larissa offers her an internship at Interview, but Carrie is torn about whether she should take it. Carrie invites George to the school dance, but when she suggests they leave the dance early, George gets the wrong idea about her intentions. Dorrit, who used to go to the Nutcracker ballet with her mother every year, reluctantly agrees to go with Tom, but he has a hard time filling his wife's shoes. Mouse gets a B+ on an exam and blames it on her relationship with Seth Meanwhile, Donna LaDonna catches Maggie cheating on Walt and blackmails her into keeping Carrie away from Sebastian.

When Dorrit goes missing under Carrie's watch, Carrie lashes out at Sebastian, the one person who can help her find Dorrit. Mouse butts heads with West, a popular jock who, much to her chagrin, stole her spot as number one in the class. Walt surprises himself when he confides in someone completely unexpected. Meanwhile, Tom finds himself in uncharted territory when it comes to women and turns to Larissa for advice.