Nia, a succubus who targets virgins exclusively, sets her sights on Kwon Donghae—who seems like the epitome of innocence. Confident in her abilities, she approaches him with ease... only to find herself completely overpowered. After a night with Donghae, no other encounter satisfies her. Unable to forget him, Nia returns for more. But this time, can she conquer Donghae—or will she fall even deeper under his spell?