Science Comic Survival Series AI Survival 1 & 2 Set of 2 books Hyeon-dong Han / Gomdori co. Price: ¥1200 There are no noticeable stains or scratches, but the covers show some wear. The inside is clean. Please understand that these are used items that have been used by a child. How about them for winter break reading? *Will be wiped with alcohol before shipping.