Former Police Sergeant Barnes becomes head of security for Senator Charlie Roan, a Presidential candidate targeted for death on Purge night due to her vow to eliminate the Purge.

Beca, a freshman at Barden University, is cajoled into joining The Bellas, her school's all-girls singing group. Injecting some much needed energy into their repertoire, The Bellas take on their male rivals in a campus competition.

A world-weary political journalist picks up the story of a woman's search for her son, who was taken away from her decades ago after she became pregnant and was forced to live in a convent.