So my Sister just told me that her boyfriend has been abusing her and threatening her and she told me what should she do and I told her well brake up with him and she said I’ve tried but he’s been threading me with killing himself. And she told me taht she’s scared because she doesn’t want him to like come to our house and do something really dangerous also. P.S he has anger issues and I needed help because I’m not good at giving advice pls somebody help me out.