"Woo-woo~"
As the sound of a horn echoed through the dark tunnel, a thick fog began to spread through the cavern.
Before long, the fog grew denser and denser, until the road ahead was nearly invisible. Severus used wind to disperse some of it, but it quickly gathered again.
"Lucius," Severus called into the communication crystal.
"What?" Lucius Malfoy asked.
"Anything unusual over there?" Severus asked.
"No... wait, fog's rolling in," Lucius said.
"Don't touch the fog. Leave immediately," Severus said.
"What about you?"
The moment Lucius finished speaking, an ominous whistling sound came from overhead.
Severus looked up and saw a mass of shadows diving toward him. With his sharp eyes, he quickly made out arrows and spears raining down like a storm.
He immediately summoned his shield to block the arrows, but they passed straight through it. Then a group of people sprang out from behind him. Their long hair had been dyed fiery red, flying wildly as they ran, making them look like living flames.
Gaul was the ancient name for a region of Western Europe, encompassing France, Belgium, Luxembourg, the Netherlands, Switzerland, northern Italy, and the Rhine River basin. When the Romans conquered central Italy at the end of the fourth century BC, the Cisalpine Gauls south of the Alps refused to accept Roman rule. They later allied themselves with Hannibal of Carthage and protected his rear as he crossed the Alps.
The Romans referred to both the Celts and the Germanic peoples as "barbarians." By the time Caesar led the Roman legions to avenge the plundering of three hundred years earlier, the Rhine River basin had already become Germanic territory, while Celtic lands lay around France.
It was difficult to say whether the Gaulish Celts of that time had taken part in the raid three