ダンジョンに出会いを求めるのは間違っているだろうか外伝 ソード・オラトリア

ダンジョンに出会いを求めるのは間違っているだろうか外伝 ソード・オラトリア It is an anime series produced by J.C Staff and based on the light novel series written by Fujino Ōmori and illustrated by Suzuhito Yasuda.

It's a spin-off of ダンジョンに出会いを求めるのは間違っているだろうか.

Plot
The story follows the same time-frame as ダンジョンに出会いを求めるのは間違っているだろうか, but this time centers on the Loki Familia. It highlights events of the Loki Familia that were only mentioned in the main story, overlapping with events from it.