My Demon

Do Do-Hee, heir to the Future Group, is distrustful and untrusting, with a cynical view of love. She enters into a contract marriage with Jung Gu-Won, a demon who survives by making perilous bargains with suffering humans. Jung Gu-Won, who has lived for 200 years by looking down on humanity, unexpectedly loses his powers after becoming entangled with Do Do-Hee. To avoid his own demise, he must now protect her, as she has taken all of his strength. The story begins with a prologue chapter.