Gosick II -ゴシック・その罪は名もなき- [Gosick II -Goshikku - Sono Tsumi wa Na mo Naki-] (Gosick, #2)

Paperback Bunko details (United States). ISBN: 978-4-04-428107-6 ISBN-10: 4-04-428107-6 Kadokawa Shoten