Ten years after Elba cancelled the apocalypse, the concern of a potential beast from the deep reprise warrants the deployment of drone jaegers to stand as the world's line of defence against any potential threat.
Familiar basic - training shenanigans follow, along with some clichéd intrigue involving a tech CEO (Jing Tian, given a lot more to do than in Kong: Skull Island) who wants to introduce unmanned drone Jaegers.