This Fairy Is Too Perfect

What are the requirements to be a perfect fairy? The first is the beautiful appearance, and the second is the gentle personality, kind heart, and great talent. Su Sheng traveled to the world of immortality and awakened the [Perfect Fairy System]. As long as he transforms the evil witch into a perfect fairy, he can get rewards. So, he began to search for witches in the world of immortality and transformed them one by one. … My name is Yan Qingmo, and I am a saint from the Demon Sect. I am cold-blooded and bloodthirsty, and everyone regards me as a savage beast. I originally wanted to live so lonely all my life, but one day I met a man named Su Sheng. Since then, I've been getting weirder and weirder. Not only did he become gentle and kind-hearted, but he was also completely obedient to him. Until one day, he called me "Fairy". Only then did I realize that I had fallen into his trap. Forget it, being a fairy is fine, but I'm tired of being a witch anyway. But why do I always want to make a strange sound like "oh"?