Messiah's Journey of Transmigration Across Multiple Worlds

"I am the Messiah, the savior, but not humanity's Messiah. Don't confuse the world with humanity, okay?"

In year X055, humanity's rampant development brings Earth to the brink of collapse. With no other choice, Earth's consciousness, Gaia, asks a human boy who can communicate with Gaia and loves the world wholeheartedly to carry out the "Humanity Purge Plan." He enters a decades-long struggle against the emissary of humanity, Alaya...

(The author isn't good at writing blurbs. Updates whenever inspiration strikes, so please don't get your hopes up.)