あらすじ
The immensely popular spin-off of "DanMachi" proudly receives a manga adaptation!! A story of the dependents of justice who sprinted through the "worst" of eras—. Tracing back seven years from the era where the boy Bell is active in the main story of "Is It Wrong to Try to Pick Up Girls in a Dungeon?"... The Labyrinth City, Orario, was in a desperate age where both law and order had collapsed due to the destruction-loving "Dark Faction, Evilus." Under the Goddess Astrea, who governs justice, Ryuu Lion, searching for her own "justice," charges through the dark age alongside Captain Alise and her comrades...!