Emma Carstairs is a fictional character from the "Shadowhunters" series created by Cassandra Clare. She is a skilled Shadowhunter, known for her exceptional fighting abilities and her strong sense of justice. Emma is also a member of the Los Angeles Institute, where she trains to protect the world from demons and other supernatural threats. Emma is characterized by her fierce loyalty to her friends and her determination to uncover the truth about her parents' mysterious deaths. She has a close bond with her parabatai, Julian Blackthorn, which enhances her combat skills and deepens their emotional connection throughout the series.