道尾秀介 Detective X CASE #1の高価買取価格

The book you're referring to, "Detective X CASE FILE #1 御仏の殺人" by 道尾秀介 (Shusuke Michio), is part of a detective fiction series. Given that it's a work of fiction, it typically involves a plot centered around a murder mystery, with the protagonist engaging in an investigation filled with twists and turns.
If you're looking for a specific summary, analysis, or information about the themes, characters, or the author's style, please let me know, and I can provide more insights!