Volume 8 of a mystery picture book series for elementary school students in the middle grades. My daughter read it once, so I am offering it for sale. As you can see in photo 9, there appears to be a small stain. The inside is clean. Purchased in October 2025. - Title: After-School Mystery Club - Author: Gurin - Series: Best-selling children's book - ISBN: 978-4-9909046-5-5 - Price: 1,100 yen - Age Range: Elementary school middle grades - Volume: Volume 8 Thank you for looking.