Nia, a succubus known for preying on virgins, sets her focus on Kwon Donghae—who embodies pure innocence. Self-assured in her skills, she approaches him effortlessly... only to discover that she is entirely overmatched. After spending a night with Donghae, no other experience can fulfill her. Unable to erase him from her mind, Nia returns for more. But this time, will she manage to dominate Donghae—or will she succumb even further to his allure?