The Two Main Characters

Alessia Romano is a 15 year old with a very bad temper, and is the undefeated street fighter, street racer and assassin 'RED' when Alessia's mom takes her and runs away when she's 3 and dies 4 years later Alessi gets sent to an orphanage where she meets her bestie Marcella and get adopted by Graham Michelson who is a gang leader and makes the one joyful and bubbly girl everyone once knew disappear. What happens when Graham mysteriously dies and she gets sent to live with her 8 brothers and father. What happend to their happy sorrelina?