[BF-519] Best Hits] Completely Subjective - My Sister-in-Law is [].

vizw.9975

I took advantage of summer vacation to visit my older brother and his wife in Tokyo from the countryside. It had been a long time since I last met Yui, my sister-in-law, who is bright, kind, and beautiful to the point of being a waste for my brother. However, he had an unexpected business trip, leaving me alone with Yui...