Duan Surk II (1) Yokuryu no Mau tani (Part 1)

is the first volume of Duan Surk II and the ninth volume overall of the Duan Surk light novel series, written by Mishio Fukazawa and Illustrated by Sunaho Tobe. It was released under the Dengeki Bunko Imprint in October 2002.

Synopsis
The adventure tale of Duan Surk, who will become the "legendary hero" in posterity, the stage of the second part is the valley where the pterosaurs dance. Duan, Orba, and Agnes, who had a new party, visited Evelyn with Check and Knock. On the night of the annual Lantern Festival, Duan and his friends meet a boy with a child of Pterosaur. When he encountered a child of Pterosaur who couldn't be in such a city, Duan and his friends were involved in an unexpected big incident ...

(source: Bookwalker JP - Translated)