Read I Became The Male Lead’S Adopted Daughter online manhwa in English, a supernatural romance with dukedom politics. Young Leonia enters the snowy Voreoti palace after the cold Duke Phileo impulsively adopts her. She utilizes her sharp wits and mysterious fangs to survive within this terrifying family. This world follows a strict bloodline system where only direct heirs inherit beast-like powers. Leonia faces constant suspicion from the high nobility regarding her true origins and black hair. A shadowy conspiracy surrounds the orphanage where she was originally discovered by the Duke. Leonia is currently adapting to noble life while charming the fierce knights.