Her Soul by NR

It is a tale underneath the ground we all step on, there lies a world filled with immortals people usually labeled nasty and not a creature they would mess with. That was a long time ago. Now people do not seem to care nor acknowledge of their existence but not to the immortals. Lucia was not an exception despite belongs to the royal demon family. All she has to do was to train on lessons but instead flew off above to the mortal world. That's when she met him.
In the man's eyes he knew something about her is special, he fells in love with those bright red eyes sparkling beneath the bright moon. On the other hand what would the immortal scarlet feel towards him? Will she be willingly accept then man despite of their little boundary?