En route to click a family photo, Vishak, an ex-soldier, and his family witness an alien invasion that results in humanity’s defeat. As War Prisoners, they were given one condition: Use their evolved selves to rid Earth of all monsters within 10 years, before its environment turns inhabitable. Upon victory, their civilization will be returned. But upon defeat, they will remain on Pangea, the most notorious Supercontinent in Earth’s history to await death.