A girl's right hand was amputated in a traffic accident. It was successfully reattached in emergency surgery, but...there was a terrible mistake! I thought my right hand was recovering well, but was it really this thick? And it seemed a little hairy? Then one day, while I was sleeping...!? (From the included story "Who's My Right Hand?") My hometown is an old house that has been around for 300 years. This summer, I was paralyzed at my mother's family home. When I managed to open my eyes, my mother was there...!? What was the girl's terrifying and chilling experience...!? (From the included story "The Mystery of the Annex Room") The first volume of "Kaiki Yumejikan," a masterpiece horror short story collection by Taniyama Yumeji, is packed with the girl's fear and strange experiences!