Facing Domestic violence harassment torture cruelty

I got married on 2012 My family got me married forcefully he is 15 years older than me From the day first I was told so that you are here only for earning money for me & my family another one is just for physical reletion 1st day all were are bullying me both sisters Both parents in law husband husband younger brother & threatened to kill me All this happened because I did not get the support of my family till date I got domestic violence harassment torture & cruelty from all the members Despite my refusal it was done forcefully every time I got raped by him Now I have 5 years son I'm ready to leave my son I just want a divorce After spoiling my whole life & Each time refuse me to give divorce I met an unmarried boy he introduced me to all his family members He even told his family that he will marry me he is with me from 5 years Now I have been packed in a room He is not giving me divorce and my family is not supporting me since 2012, not just today Every time he threatens the boy that he will get him killed and ruin his life please suggest what can i do i just want divorce