In the MCU, Karen Page is introduced as a young woman who becomes involved in the world of crime and legal battles in Hell's Kitchen, New York. She initially works as a secretary for Nelson and Murdock, a law firm run by Matt Murdock (Daredevil) and Foggy Nelson. Karen is characterized by her strong moral compass, tenacity, and investigative skills, which often lead her into dangerous situations.
Her backstory includes a traumatic event from her past, which greatly influences her decisions and actions. Throughout the series, she develops a close relationship with Matt Murdock, which becomes complicated due to their respective commitments and the challenges they face in their fight against corruption and crime.
In addition to Daredevil, Karen Page also appears in the spin-off series The Punisher, where her character further develops as she continues to navigate the complexities of her personal and professional life while supporting Frank Castle (The Punisher) in his quest for justice.
Karen Page is notable for her evolution from a victim to a strong, independent figure who plays a crucial role in the fight against the villains of the MCU. Her character resonates with themes of resilience and the quest for justice, making her an integral part of the narrative within these series.