North of the border between Finland and Russia, there was a place that had never appeared on any map. Far from all human towns and roads, it lay hidden in the desolate wilderness near the Arctic Circle, as isolated as a hermit who had withdrawn from society. Although humanity had constantly expanded its territory, there were always places on this planet that humans could not set foot in—such as Siren City in the depths of the sea, or the Cursed Land that had once been connected to Hell.
The supernatural powers of these places prevented ordinary people from spying on them, making them impossible to reach by conventional routes. But compared to the heavily guarded Siren City of Nathatone, the "entrance to Hell" that everyone was heading to was clearly less challenging to reach. Heiserana had somehow determined the location of this "secret realm" hidden between Finland and Russia, and she had now personally brought everyone to their destination.
The group first took a Heiserana Family plane from Helsinki to a secret airport at the mouth of the Kemi River. The trip was disguised as an internal inspection by a senior executive of Solanko Company, allowing them to evade any possible Demon Hunter sentries. They would then drive north along the Kemi River until they reached the entrance to the secret realm. Fortunately, the entrance was not far from the Heiserana Family's secret airport, and they could get there within half a day. It was just past noon when they landed, so Vivian decided not to stop and set out immediately.
The cold winds within the Arctic Circle were biting. To avoid looking too conspicuous, Hao Ren and the others had all changed into long, thick windbreakers. They now stood beside the small airport, bundled up as tightly as secret