...
Levi closed his eyes and pondered.
The wizard airship under him slowly rose into the air. The waves parted, and Bass Island gradually became smaller.
Although Levi, who had Blood Wings, was already used to flying, this was his first time riding an aircraft from another world.
In the end, the wizard airship flew to a height of 10,000 meters and kept accelerating. Its speed became faster and faster, even faster than the escape techniques of low-level wizards.
From afar, layers of air enveloped the wizard airship. Then, the invisible array solidified on the wizard airship began to take effect.
In the end, the wizard airship in the sky completely disappeared.
This way, it could avoid being attacked by most transcendent creatures flying at high altitudes.
...
Seven days later, the airship was only a quarter of the way there. The inner sea region was much larger than the outer sea region.