Im 15 and im emo i cut every once in a while but does thT Mke me a bad person?

ever since i was young i was abused and neglected and now i cut to help get rid of my passed and no matter wat i still take care of my sister but its hard for me im 15 and EMO lost everything from friends in fights to deaths ive lost a kid not to long ago and i cut to get rid of the stress from my past, present ,and Future and i know that i cant leave my sister and brother like this but cutting is all i got i try ed getting help but they tell me that im depressed so am i a bad person for it?