I Will Fulfill the Role of the Villain - Chapter 137

Xin Yun, a sarcastic young man, traveled to an unknown world by chance, but lost his chance to become the strongest because of his obsession with women... or sex. In a collision of the powers of nine powerful men, an incredible thing happened. Xin Yun was reborn back to the time when he traveled to the Isekai world. A fantasy journey is about to begin... [The comic adapted from this novel is popular all over the world]

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

After being unemployed for a long time, Feisha Shi finally found a new job – the front desk manager at the oldest hotel in the universe.

This hotel has a fallen angel, vampire, werewolf, faerie, dwarf, titan, invisible person… just no humans.

This hotel serves customers who are fallen angels, vampires, werewolves, faeries, dwarves, titans, invisible people… still no humans.

This hotel’s name?

Noah’s Ark.

- Description from Novelupdates