[YMDD-506] Brother's Wife: Distorted Envy and Beautiful Stepsister - Inferiority Complex Toward Elite Brother Creates a Longing Codependency - Yuika Onosaka

As a poor performer, I was constantly looked down upon by my family for comparisons to my younger brother, and I was filled with frustrated feelings. One day, while visiting for a housewarming celebration, I became attracted to my brother's wife, Yuika, and forcibly assaulted her... Even though I said I didn't want to say it, I couldn't resist her convulsing and ended up ejaculating inside her. While my brother was in the next room, I made her give me a and train her with toys, and as I grew fond of her, she became attracted to my brother, who, unlike my brother, openly expressed his love, and started actively seeking her...