Return from Sinking into the Sea

Do you know how the dinosaurs became extinct? Not a meteorite. But a person. A person who fell from another world. Yang Chen died once. The moment he was thrown into the Pacific Ocean, he thought his life had ended in such a useless way. Until he sank to the bottom of the sea, passed through the mud, and saw the withered old man. Hundreds of millions of years, supreme inheritance. Ten years later, he returned from the deep sea. And he will be the most terrifying variable in this era