A picture book from the super popular "Oshiri Tantei" series! In this story, Oshiri Tantei and his assistant Brown take on the mystery of the "Immortal Thieves." With a story that builds excitement and suspense as you read, and a satisfying "aha!" moment at the end, your child is sure to be captivated. ▷ Recommended for: ✔ Moms and dads with children from kindergarten to lower elementary school age ✔ Those who want their children to develop a fun reading habit ✔ Those looking for a picture book that fosters intellectual curiosity and deductive reasoning skills ▷ Condition of the item: The item is in generally good condition, but there are minor scratches and scuffs. Please check the photos for details. ▷ Other: ・The item will be carefully packed and shipped. ・Immediate purchase is welcome! We generally aim to ship on the same day for purchases made before noon on weekdays. Why not enjoy the world of Oshiri Tantei with your child and experience the thrill of solving mysteries together?