The Saintess Deceived Me for the Sake of All, So I Joined the Demonic Sect Instead

Su Yi transmigrates to another world. Although the System is late in arriving, he possesses a god-tier immortal spirit root and is revered as the Holy Son of an Immortal Sect, admired by everyone and seemingly blessed with cheat-like advantages!

But it is all just a facade.

His fiancée, the sect's Saintess, joins forces with the higher-ups to sacrifice Su Yi and welcome a divine son from the Upper Realm. They even claim it is all for the sake of saving the people of the world, and that he has to be sacrificed.

Fortunately, the System activates and triggers a god-tier choice.

Choice 1: Let bygones be bygones... Reward: Transcendent immortal spirit root, transcendent soul art: Golden Immortal Soul-Calming Art.

Choice 2: Pay back every grievance... Reward: Transcendent demonic spirit root, transcendent soul art: Mystic Demon Soul-Devouring Art.

Su Yi: How could I possibly let bygones be bygones? Even Confucius said, "If anyone wrongs me, I will kill them!"

Su Yi devours the soul of the divine son from the Immortal Realm and impersonates him, steals every treasure from the Immortal Sect's vault, extracts the Saintess's soul and turns her body into a mindless servant, then joins the Demon Cult and takes it one step at a time, slowly destroying the Immortal Sect and tormenting...

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.