What is Imperium Lupi?

Imperium Lupi loosely translates as 'Empire of Wolves', but the title also alludes to the wonder mineral 'Imperium' which powers the advanced societies that have sprung up on the world of Erde. Erde is populated by various anthropomorphic races, some great, others meek. Imperium Lupi focuses on Lupa, an oligarchical city-state of many diverse beasts...