Kidnapped abused then found

Her
At the age of three, Cassy was taken from her own backyard. Missing for 12 years, she is know 15. One night she finally decides that she's finally had enough of all her tormentors, she escapes. But only for her to return to her family. There's one problem though, is that she doesn't know her whole family partake's in the mafia. She has 10 older brothers that are very protective of her and each other. So what happens when her kidnappers keep trying to take her back. What happens when she finds a man to open up her heart to? What will happen when she finds him staring at her from her room?

Him
He's the strongest mafia leader out there, he's strong and ruthless . So what happens when he finds this weak and abused girl?.Will he learn to love her or reject her. He has no more family, they were all killed by his enemies, the Russians. He kills for fun, he tortures for the thrill of it. So what happens when he lets this shy little abused girl into his heart?

This is not a Cliché kind of story. I suck a descriptions but please give this book a try.