After Cultivating Demons for Hundreds of Years, How Did I Become a Saint?

Books give birth to monsters, all relying on self-understanding. On his way to Beijing to take the exam, Xiao Mu was suddenly captured by a big demon and forced to become the teacher of a little demon on the mountain. One of them didn't pay attention, and he taught a peerless demon king, and the other didn't pay attention, and a beautiful banshee king had already crawled under the bed. It turns out that raising monsters is so simple. Watch how I raise fairy monsters and achieve supreme glory. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.