Is It Wrong to Try to Pick Up Girls in a Dungeon? On the Side: Sword Oratoria, Vol. 14 (light novel) — Fujino Omori

The three leaders of Loki Familia reach the highest level in Orario! The news spreads like wildfire, to the surprise and delight of the city, the schoool district, and Aiz and the other adventurers. Finn, Riveria, and Gareth are showered in words of congratulations as they ascend to new heights, but as they're dreaming about the future, their patron goddess tells them to remember their regrets and joys, and to go back to the beginning. And so, one by one, the three who helped create the current Loki Familia recount the story of how they set out on their journey.