Isabella Ekaterina is the only daughter of the two most powerful mafia families in the world: the Di Luca Italian mafia and the Vasiliev Russian mafia. She was their little princess, and her life was supposed to be like that of a princess. However, that was not the life for little Isabella, and instead she had been followed by almost never-ending misfortunes since the day she was born. She lost her mother minutes after she came into the world, and when Isabella was three years old, she and her father suddenly vanished without a trace, leaving their family to be confused and in pain for the next thirteen years. It has been thirteen years since the incident, and Isabella is supposed to be sixteen now, but the Di Luca and Vasiliev families never gave up, and they are most determined to find out the truth about what happened to their missing princess. And during the past thirteen years since Isabella went missing, life has never been the same for the two families. The four troubled Di Luca brothers face their own version of hell, not knowing at the same time that their missing princess is also facing the worse kind of hell. What happens when they finally find their missing princess? Can Isabella and her brothers finally escape the hell they were thrown into, or are they too far into the deep to escape? Can they still continue to be a family despite spending years forgetting what the word family means?