A Carousel and Brass Knuckles

Neko runs into Ruri as she is about to leave her room. Looking inside the room, Neko learns what happened to Ruri in the living world. Then a woman with a brass knuckle head arrives at the hotel. She seems disinterested in searching her room for clues, but eventually Neko learns that the woman is a single mother. And Ruri starts to notice similarities between her own mother and the new guest…