My Older Brother's Vulnerable Girlfriend Came To My Apartment Where I Live Alone And We Spent Three Days Together Yume Nikaido

Friday, 6:00 PM. A sudden doorbell and a soothing voice that piles on. Conversations with Yume, my older brother's girlfriend, were a brief respite for me, exhausted from studying for entrance exams. Our time alone passes, but my brother, who was supposed to come later, never shows up even as night falls. Confused, Yume aggressively demands that I insert it inside her...