Three years after their Pitch Perfect 2, the Bellas have graduated from Barden College, but all hate their jobs. Beca, Fat Amy, Chloe, Aubrey, Lilly, Stacie, Cynthia Rose, Florencia, Jessica, and Ashley are thrilled when Emily, now a senior and leader of the current Barden Bellas, asks them to sing at an event. Arriving at the reunion, they learn that Emily simply invited them to see the new Bellas.