This book series is in good condition, a bit used as both my brother and I have read it. My set is incomplete (missing books 9 and 10), but there is an additional companion book (Black Book of Buried Secrets). Perfect for children and teens who love thrilling adventures, chases and mysteries! Each book going for $10.00 All 9 books going for $75.00 Price is NEGOTIABLE
Boon Lay / NTU for meet up. Possible to meet up along other green line MRT stations, message me for discussion.