Goblin Slayer Side Story: Year One Manga Volume 13 features story by Kumo Kagyu and art by Kento Sakaeda.

'Hey kid. When you're done with these goblins, wanna head west with me?' Side by side with Elven swordswoman, Goblin Slayer ventures deeper into a dank cavern where a wicked wizard waits... His new master and temporary comrade has a date with her destined nemesis, but horrid cadaver puppets and goblins stand in her way-'Leave the corpse and the goblins to me. You go ahead and kill the wizard.'