Headmaster Charleston decrees that both Gilmore girls need to improve their socialization skills at Chilton if they want him to write a glowing recommendation for Rory's Harvard application.

Rory's first attempt to socialize leads her to ask a group of girls at lunch if she could join them. They agree and hit it off famously. After lunch, an insanely jealous Paris accosts Rory and tells her the the group that she innocently stumbled into is ""The Puffs"", Chilton's famed secret sorority. Paris would do anything to join, and she begs Rory not to bad-mouth her to the group. At the next opportunity, Rory talks Paris up to the group and they are both accepted as pledges. The Puffs ""kidnap"" Rory, Paris and the other pledges very early one morning under the guise of taking them to breakfast, but instead take them to Headmaster Charleston's office to be initiated into the group. In the middle of the ceremony, they are discovered by Charleston and the security guards. He calls their parents an

To Lorelai's horror, Kirk asks her out on a date after being encouraged by Luke; Emily's lunch with Lorelai at Luke's ends badly; Christopher shows up uninvited at Friday night dinner and quarrels with both Lorelai and Rory before Emily asks him to leave; Rory runs into Jess and they each betray their hurt feelings -- Rory about Shane and Jess about not hearing from Rory all summer; and Francie targets Paris and Rory for a world of trouble if Rory doesn't stop Paris from running the student council like a dictatorship.

Lorelai's grandmother arrives in Hartford unexpectedly on Richard's birthday and announces that she's moving back, throwing Emily into a tizzy until she follows Lorelai's advice on how to manage her mother-in-law; Rory declares war on Francie after she pulls a runaround on Paris with the Student Council; Paris finds herself in love after spending Christmas vacation with Jamie's family; after Rory and Dean bump into each other a few times, they decide to be friends again; Jess initially declines Rory's offer to attend the Stars Hollow High Winter Carnival, but changes his mind after they run into Dean and his sister Clara, who invites Rory to join them; Jess gets Dean alone at the carnival and lets him know that he's wise to his plans to get Rory back.

Offers of dates ensue when Lorelai and Sookie attend a seminar on operating an inn and run into two handsome men -- an old friend of Sookie's and his business partner; Lorelai unsuccessfully resists being deposed when her mother is sued by a former maid for wrongful termination; after Rory and Francie butt heads at the student council meeting, Francie proposes a truce and then immediately lies to Paris that Rory is trying to undermine her; Paris is crushed that her best friend has betrayed her and lashes out at her during their fencing class, leaving Rory ostracized by the rest of the student body.