Follow the grim tale of young Amicia and her little brother Hugo, in a heartrending journey through the darkest hours of history. Hunted by Inquisition soldiers and surrounded by unstoppable swarms of rats, Amicia and Hugo will come to know and trust each other. As they struggle to survive against overwhelming odds, they will fight to find purpose in this brutal, unforgiving world.

The plague ravages the Kingdom of France. Amicia and her younger brother Hugo are pursued by the Inquisition through villages devastated by the disease.

At just 15 years old, Amicia is already a strong woman, trained by her father in the art of hunting. She has had little contact with her brother while they were growing up. The younger Hugo is a frail child of just five years, afflicted with an unknown disease.

As war and sickness engulf 14th century France, the Inquisition pursue Amicia and Hugo for unknown reasons, out to capture their younger targets.

Rats swarm in uninterrupted waves throughout the territory of France. In the plague-ridden villages, countryside and battlefields, this uncontrollable and voracious mass advances relentlessly devouring everything in their path.