The Reborn Otaku's Code of Practice for the Apocalypse - Chapter 153

Traversing worlds with the Immortal Sword slaying demons, it was not until a monkey who claimed to be the Monkey King appeared before Lu Yu that he realized he had come to the world of Journey to the West. Striving for supremacy along the Human Path, the secrets of Journey to the West unrevealed, cutting off heaven and earth, the Three Realms were isolated.

Everyone says he is an iceberg, but only Maya Spencer knows he is a volcano, and moreover, a volcano that is passionately unlimited for her, an indulgently pampering volcano.

The psychiatrist Li Qing received a patient claiming to be the “Creator God”.The patient recounted his experiences of time travel:“Dr. Li, I discovered that I have a superpower. I created a microcosm in this room and have initiated multiple great floods to annihilate their beings, but now I am about to die.”A few days later, Li Qing suddenly receives news of the patient's death and discovers that everything he said was true.And Li must deal with the patient's belongings, extinguishing this civilization world within the ward, or else this civilization might destroy all of humanity on Earth.“You, become the nerve cells of this shelter, in the control room, to manage the direction of the shelter's movement!”“You, become the muscle cells, to control the fins and flagella outside the shelter!”“Oh, it seems you are quite impressive, you single-cell beings, have evolved into a fish kingdom.”

Among the demons, the supreme ones are called “Great Saints.”

A young man leaves his mountain village and travels around the world. By unceasing efforts, he finally becomes a legend of the age.

- Description from Novelupdates