For the Sake of World Peace, I Had to Become the Great Demon King!

After an accident, Ye Chen transmigrated!

To get home and find his missing younger sister, Ye Chen resolutely activated the System. From then on, he became the great demon king who struck terror into the cultivation world!

"Fairies of Moonlight Hall, time to pay your protection fee, isn't it?"

"You old fossils from the Heavenly God Hall, I don't know why, but I suddenly can't stand the sight of you. Go kill yourselves!"

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