After I Became a Ghost, I Got the Movie Emperor Wrapped Around My Finger

[Overpowered protagonist + male lead as a supporting character + strong heroine + 1v1, both pure] The underworld made a mistake and took the wrong person. What now? Her body has already been cremated, but the underworld says it can’t take her yet, so Mo Xiaoyu is sent back to the mortal world. No body? She’ll float around. Handsome men? She can admire them all she likes! Mo Xiaoyu: Why does it look like someone can see me?

Mo Xiaoyu: Evil cultivator, why do you have my birth details?

After the evil cultivator performs a series of rituals, he realizes Mo Xiaoyu was already dead. He drops dead on the spot from sheer shock.