Jake Pentecost, son of Stacker Pentecost, reunites with Mako Mori to lead a new generation of Jaeger pilots, including rival Lambert and 15-year-old hacker Amara, against a new Kaiju threat.

Ten years after the Battle of the Breach, the oceans have become restless once again, but the Jaeger program has evolved into the next generation for the PPDC. However, something has reopened the Breach for the Kaiju and a Jaeger has gone rogue. Jake Pentecost, son of Stacker Pentecost, rises up to stand against the evolved Kaiju and a mysterious rogue Jaeger to prevent humanity's extinction and preserve his father’s legacy.