: A central theme is whether violent tendencies are inherited or created by environment. Seonkyeong constantly questions if Hayeong is "born bad" or a product of her traumatic past.
: The narrative explores how hidden family secrets and past abuse can manifest in the next generation. Hija Unica Mi Ae Seo pdf
: Both the killer and the child use manipulation to unsettle Seonkyeong, with the killer even offering her "advice" on how to handle the girl. Characters : A central theme is whether violent tendencies