I need help and advice

I do not know what to do any more I can't work do to being dissaibled and I'm stuck living with my so parents every night my so step dad tells me I need to go kill my self I'm shitty person and mom I need to get a job and that I need get out there, someone rapport to social security and my food stamps saying that u don't pay my bills and that there buying all my stuff so I lost my ssi payments and my food stamps witch makes shitty because I know can't take care my own needs and my son I can't move out all the places that would help can't help me because I live with my fiancee and he's not abusing me or there full and has having hard time getting a job I can't take this anymore I really can't I'm about to just leave everyone behind and I have no ware to go my family has disowned me