Goblin Slayer Gaiden 2: Tsubanari no Daikatana

Goblin Slayer Gaiden 2: Tsubanari no Daikatana is a spin-off series of the main Goblin Slayer! light novel. This is the first manga adaptation of the light novel.
Set 10 years prior to the original series, the story centers around Sword Maiden's party of six adventurers on their journey to the Dungeon of the Dead to kill the Demon Lord.