Angela is a Scion, daughter of Hermes, and known to be fast, really fast. She is friends with Regina Cruz, and also being a member of a Band with her.
Book 2: The Missing Awakened Kids
Angela got arrested by the local police from Wonder Lake accused of putting fire in the School of the Shining King, and killing some people in its parking lot. She was visited by Balthasar Vonburen posing as her temporary lawyer to gather more information about what her Band was investigating, the Missing Awakened Kids.