Hazel Hughes finds romance and danger as she travels to Romania with her employer, Dr. Sam MacInnes, and her uncle, Count Petrescu, in an attempt to save her twin sister, who is slowly going mad inside the Coppergate Tower. Hazel and Sam must fight their way past vampires, clockwork beasts, and their own insecurities as they try to reach her sister in the impenetrable tower before time runs out.

Hazel Hughes has a strange ability to heal the sick and injured. She also suffers from a reoccurring dream of someone who looks almost exactly like her. Sam MacInnes hires Hazel to assist him with his medical practice, and is drawn to her intelligence, wit, and beauty. Then a Romanian count arrives in London and reveals that Hazel was abducted at birth-- and her twin sister has fallen dangerously ill. Count Petrescu has many secrets, and as the trio journeys to Romania the journey grows sinister. Hazel and Sam must fight their way past dark magic, clockwork beasts, and their own insecurities as they try to reach her sister in the impenetrable Coppergate Tower-- before time runs out. -- adapted from jacket and Goodreads.com info