S2, E11: After her summer internship, Casey (Spencer Grammer) returns to campus with secret plans to move out of the ZBZ house. However she fears hurting Ashleigh (Amber Stevens) at a time when she needs her most, as the drama with Frannie's (Tiffany Dupont) new sorority is heating up, causing Ashleigh to enlist a secret spy - a spy that Casey isn't sure can truly be trusted. Meanwhile Calvin (Paul James) introduces his high school friend and new Cyprus-Rhodes freshman Andy (Jesse McCartney) to Rusty, who takes an instant liking to him and encourages Andy to join KT. But Andy gets locked in an epic battle for brotherhood, as Evan (Jake McDorman), upon seeing just how in demand Andy is on campus, wants him join Omega Chi. What lengths will Calvin and Rusty go to to win Andy's pledge? Having spent his summer as a camp counselor, alongside guest star Ken Marino, Rusty (Jacob Zachar) begins his sophomore year on campus by finally moving into the Kappa Tau house. However, he struggles to reconcile how he will balance the pressures of his engineering major with living in the fraternity.