Even though they were right beside the Black Lake, it was summer, and the weather was perfectly clear. How could there be such heavy fog?
"Do you know what this fog is?" Murphy asked.
"If I am not mistaken, this is Spirit World Fog," Grindelwald said.
"Spirit World Fog?" Murphy froze. He had heard Madame Yaga mention the term before.
The Spirit World was also known as the Other Side. Soviet Union wizards believed it was where souls dwelled, the space people entered after death.
It was said that there was a great lake within the Spirit World, and Spirit World Fog drifted across its surface.
Holy Mother seemed to have used this fog during her attack on Arkaim. Besides blocking vision, it could also cut off long-distance communication. His mind network communications had become intermittent because of it at the time, and it also seemed to have a stupefying effect.
"There is magic in this fog. Everyone, be careful," Dumbledore warned.
Still, fog like this alone could not stop them.
When they reached the castle, Dumbledore raised his wand. A halo like Lumos spread out from his body, pushing the fog aside and clearing an area more than three meters in radius.
They arrived before the main doors. Dumbledore gave them a gentle push, and they opened. Fog dozens of times denser than that outside immediately poured toward them, compressing Dumbledore's protective glow to a small circle around him.
Fortunately, neither Grindelwald nor Murphy and Lucas were ordinary wizards. Grindelwald let out a sharp breath, creating a whirlwind that blew away the dense fog before him, while Murphy expanded a spherical shield that protected himself and Lucas within it.
Suddenly, the sound of horseplay reached their ears. A large group of students rushed out from both sides, from every