/cgl/ - Cosplay & EGL

>this girl and I have been best friends since middle school
>we both have bfs and sometimes go on double dates
>only problem is her bf is incredibly abusive, mean and cruel to her alot
>try to talk to her about it constantly
>always just shuts me down and doesn't wanna believe me
>one day i finally talked to him but he just guilt tripped me
>she got mad at me and ignored me for a few weeks
>felt bad, finally apologized to both of them
>he's apparently been "better" since then
>have my doubts but I'm pretty sure he's still going
>we're now drifting apart

She helped me get out of a abusive relationship in the past, and I know it's not her fault that he's doing this to her. But I'm loosing my best friend because of it.