A wealthy family is held hostage for harboring the target of a murderous syndicate during the Purge, a 12-hour period in which any and all crime is legal.

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.

Three groups of people intertwine and are left stranded in the streets on Purge Night, trying to survive the chaos and violence that occurs.

A teenager living in Staten Island during the summer of 1982 embarks on a quest that draws in his family members.