I am a God of the Toilet

Inexplicably came to the world of Journey to the West, and finally became a god after a lot of hard work, but it was the god of the toilet. You make a big fuss in the heavenly palace, learn from scriptures, fight for hegemony, and calculate, and I just want to guard my toilet. Our saga begins with a ninth-rank toilet god who vows to occupy all the toilets of the Three Realms.