Daria and Sherlock were best friends for twelve years. But when Jessica,
the school's "golden girl" violently tortures and, eventualy, murders Daria's sister in front of her eyes, Sherlock will not believe her. No one will. Not even her own familly. Feeling betrayed and alone, Daria will leave the town she grew up in and she will move in London. There, she will enter Med school and after four years she will graduate as one of the brightest doctors of England. She will start a succesfull career as a surgeon, but she will never forget what Jessica did.
«She sat alone in her dark apartment, a glass of wine in her hand, staring at Sussie's picture. She would've celebrate her 21st birthday tonight. A tear rolled down her face. She swore to avenge her sister. And after six years, she would finally have her revenge. It's payback time.»