[Mature Audiences Only] As a child, Lulu the demon princess yearns for the love described in novels from the human world, but is scorned by the heartless demons around her. So she searches for love in the human world and meets Hayeon, a cheerful girl who offers to draw her. Lulu instantly falls for Hayeon's supportive nature and artistic passion, which prompts her to seek her out again as an adult ten years later. Although Hayeon is now a disillusioned ex-artist who barely remembers Lulu, the demon princess is determined to make her first love come true, no matter what!