My sister 24 caught me 20 [ff]

So I’ve posted this on a few other subreddits and I’m still nervous to share but my sister once caught me masturbating and helped me get off and I still think about it quite often when I’m alone.. Please no judging! I’m still nervous to write about this publicly so if you want to know more please feel free to dm lol.. I’m just looking for other females who have gone through or had similar experiences.