A massive sinkhole mysteriously opens up in Los Angeles, separating part of a family in an unexplainable primeval world, alongside a desperate group of strangers.

Follows Liv, who has a major health crisis, she is forced to rethink her 'live fast die young' attitude.

Many years after the reign of Caesar, a young ape goes on a journey that will lead him to question everything he's been taught about the past and make choices that will define a future for apes and humans alike.