Konosuba: An Explosion on This Wonderful World! manga volume 2 features story by Natsume Akatsuki and art by Kasumi Morino.

Before they ever met Kazuma and Aqua, Megumin and her sister Yunyun had a crisis of their own to deal with: a mysterious and dark shadow lurking toward the Crimson Magic Village. Can they overcome this ordeal...? It's the second volume of this amazing KonoSuba spinoff!