IESP-707 Yura Kana: Lesbian Liberation ~ Captivated by My Sister-in-Law ~

I lived with my brother, and his wife Himari joined us in the same household. My brother was often away from home for work, so Himari and I were frequently alone together. One day, it was discovered that my brother, despite being newly married, was having an affair. Himari was devastated, but I also found it hard to reach out to her because of my brother's situation. Soon after, my boyfriend was caught cheating with his best friend. The two of us consoled each other and grew closer rapidly...