I've been told over and over again, "Well, isn't it fine?"

Since my childhood, "I" have had everything taken away from me by my stepsister Karen. After losing my mother at a young age, my father remarried and welcomed his new wife and her daughter Karen into our home. My stepmother doted on Karen, and while I was exploited for my position as the "older sister," I was forced to hand over my precious things to Karen one after another. Karen's words of "oh, it's fine, isn't it?" won over my family and those around us...