On vacation, the Croods find a family living alone in a utopia too good to be true. The Croods must escape and warn Ahhh! Valley before it's too late.

After finding their way out of a creature's stomach, the Croods head back to Ahhh! Valley to stop the Broods from taking over their homeland.

When Grug is imprisoned for a crime he didn't commit, he must escape to clear his name.

Without asking the other residents, Grug makes a peace deal with the Broods.