The Summer Fey ruler of Cisalpine Gaul, Cis is currently awakening from Winter, he beings his conquest over his Winter sister Caelia, whom he must defeat before Summer arrives in full.
What you’ve seen:
The party was petitioned by Cenarius in his weaker form Cis, in return for thawing the Alpine passes for the Roman Legions his sister Caelia must be defeated at her grove in Genoa.
The party, while taking grave injuries, is able to defeat the aspect of Caelia and her Gallic allies at the grove in Genoa, bringing about an early spring and driving out the possessed Gallic forces.
The Roman Legions move swiftly, crossing the alps to defend Provence from the suspected forces from Gaul.