King Ghidorah disappeared and only two titans remained on Earth - King Kong and Godzilla. Skull Island is undergoing dramatic climatic changes, which negatively affects the giant gorilla. Kong is forced to move to a closed dome, where his boredom is relieved by the daughter of Dr. Ilen Andrews. The deaf and dumb child communicates with the titan using gestures and is the only person who is able to understand him. Soon, Godzilla attacks one of the research centers. Fearing further actions of the lizard, scientists decide to go underground to find the place from which all the titans came out. Only Kong can take them there, but what awaits them ahead? ..