After the highs of winning the world championships, the Bellas find themselves split apart and discovering there aren't job prospects for making music with your mouth. But when they get the chance to reunite for an overseas USO tour, this group of awesome nerds will come together to make some music, and some questionable decisions, one last time.
When five sorority girls inadvertently cause the murder of one of their sisters in a prank gone wrong, they agree to keep the matter to themselves and never speak of it again, so they can get on with their lives. This proves easier said than done, when after graduation a mysterious killer goes after the five of them and anyone who knows their secret.
When Sara (Minka Kelly), a young design student from Iowa, arrives for college in Los Angeles, she is eager to fit in and get to know the big city. Her wealthy roommate, Rebecca (Leighton Meester), is more than eager to take Sara under her wing and show her the ropes. The two become close, but when Sara begins to branch out and make more friends on campus, Rebecca becomes resentful. Alarmed, Sara moves in with her new boyfriend, causing Rebecca's behavior to take a violent turn.
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