After Skar King's defeat, Kong and Godzilla must team up once again. The reason? The Mysterians have awakened an ancient god in Okinawa named King Caesar, and he is now being used, along with the Mysterians' cyborg Kaiju Gigan, to try and help the Mysterians and their new allies, the Xiliens, take over the world. But not if Kong and Godzilla have anything to say about it.
