I Became the Villainous Demon Lord, and the Righteous Leader Is My Ex

Modern-day overworked office worker Ruan Qiqi wakes up to discover that she has transmigrated into a book.

In the Age of Declining Dharma, the gods have withdrawn from the world, and demons and monsters run rampant. She has become the deranged Demon Venerable villain whom everyone despises, destined to be slain by the righteous sects.

She has just destroyed the guardian-tower treasure of the foremost righteous sect when its cold and stern leader corners her in the main hall.

She looks up. Isn't that her ex-boyfriend, whom she broke up with three years ago?

Theme: Good and evil have their ways. Punish evil and uphold good.