Harrasment by in laws

My in laws , husband brother and sister is harrasing me and my husband. we are living in1+1 house parent in laws are no more and husband brother and sister both unmarried. brother staying alone in ground room ( he is drunken addict ) and his sister taking care of him but stying with us in above room. Brother in law is abusing us and also beaten me when nobody was at home reason is this is his house. while i have lodged FIR against him, and his sister is staying with us. but she not doing job and her behaviour is also not good late coming , daily parties etc. yet we are ignoring. suffering 1 and half year from brother torture and sister bad behavior now his sister stole my jwellery and we both knew about this. my husband has lost jobin corona since 1 year . i have been paying all utilitiy bill and grocery at home. my husband denying to left house with me and bcoz he and his mother has always been paid everything and build the house yet he threat to leave house . this both are irresponsible and threat to fight and kill other or will suicide everytime. now i am very broked and mentally stressed decide to leave my husband bcoz of them . what should i do ?