The rapture has happened and Lindsey (Anna Kendrick), her boyfriend Ben (John Francis Daley), and their families have been left behind, doomed to endure torture on Earth. A former politician named Earl Gundy (Craig Robinson), now known as The Beast, is the Anti-Christ. But when The Beast decides he wants to take Lindsey as his wife, Lindsey and Ben most come up with a plan to defeat the Anti-Christ.