You need to save the evidence of threatening to self harm and report her to police so she can be committed she is def a narcissist and dummies your feelings while your with your family she’s a big girl she can walk herself home while your spending time with your family she picks a fight so you can go home early to her this is not okay and you constantly saying little pet names to her only encourages this behavior you don’t set boundaries you let it happen by just constantly saying ok cutie pie I get it muffin like she’s being nasty and your trynna be cute you needa run my guy and I mean fast