Introduction: Book 1 of the Mafia Series: Love of American Billionaire - Mafia SottoCapo  “This is My Vow, My Little FLOWER, I won't let you go even if you want to”  ROSE BROOKLYN, 21, kind-hearted, simple girl. The last thing she wants in her life is to get A Good Job so that she could take care of her grandparents who raised her as their Daughter. But Once she Reaches Knight's Cooperation her Life takes A Different turn which she wasn't aware of in the World.  FERRARI RAFFA KNIGHT, 28, billionaire who is short-tempered & bipolar with an aggressive nature, no one can handle it. He's the Top Business tycoon and that's how he portrayed himself for the World. But, He is the Underworld King of the Country. As he is the SOTTOCAPO, his life is nothing but Violence, Blood, Power & Money. But things get change once his eyes fell on His Little FLOWER. BUT, Will Rose able to handle Ferrari's Aggressive nature and Survive in his World? Can Ferrari able to protect her in his World?...