It's Difficult to Conceive with a Ghost Fetus: Husband, Don't Mess with Me

☘️🌸Ghost Fetus, a College Student Accidentally Became Pregnant with the King of Ghosts/pluto...

Ghost Husband, It Was Love at First Sight.

Is there any story where the male protagonist is a ghost king or demon king, and then the male and female protagonists fall in love at first sight? I suddenly want to read this type of novel. Don't be cruel, be sweet. Don't be cruel, be sweet