when i was 9 i touched my 5 year old sister

when i was 9 me and my sister were staying at our auntys and at hat age i was rly into the canadian pie movies for some reason and one night i got curious and asked my sister to "see it" and she let me cuz she didnt know rly and when she undressed i thouched her

im 15 now and im so fucking ashamed of myself my mon ended up finding out and shes disqusted with me and so am i i hate myself for it and theres not a day that goes by i dont beat myself up for it