Rivalries and romances all come to a head on the Palos Hills High School senior ski trip.

Sadie and Jenna team up to reveal Eva's past to Matty.

Although Jenna wants to have a quiet New Year's Eve, plans go awry and she ends up at a party at Ally's house.

The annual season bonfire becomes a powder keg when Jenna and Tamara find the boys' girl-rating tradition known as the Phone Book and announce it to the school.

Jenna's forced to throw Tamara a party to celebrate her fake engagement. Meanwhile, Gabby reveals a secret about Matty that sends Jenna in search of the truth.