This is the official synopsis for Godzilla vs. Kong :

[Kasemchai]

Legends collide in Godzilla vs. Kong when these mythical adversaries find themselves in a spectacular battle with the fate of the world at stake. Kong and his protectors set out on a dangerous journey to find their true home, and with them is Jia, a young orphan with whom he has formed a unique and powerful bond. But they unexpectedly find themselves in the path of an enraged Godzilla, cutting a swath of destruction across the world. The epic clash between the two Titans, instigated by unseen forces, is just the beginning of the mystery that lies deep within the Earth's core.