Sister-in-law: A twisted envy and a beautiful stepsister, a poignant co-dependence created by her inferiority complex towards her elite younger brother, an instinctive takeover spree. Onosaka Yuika YMDS-310

Because of my poor performance, I was constantly compared to my younger brother by my family and subjected to their contempt, which left me with a lot of resentment. One day, while attending a housewarming celebration, I was deeply attracted to my brother's wife, Yuika, and couldn't resist forcing myself on her… Although she verbally said she hated it, her vagina felt like it was about to spasm, and I couldn't hold back any longer, ejaculating inside her. I promised her that this would be the last time, with my brother in the next room, that I would have her give me oral sex, but…