Arthur experienced the familiar teleportation feeling after he stepped through the gate. However, he didn't arrive at a place. Instead, he found himself inside an empty white room.
[Welcome to The Sovereign Path.]
A window appeared in front of him.
[Please choose the name you wish to use.]
Another appeared.
"Arthur Netherborne," he answered.
[…]
[Welcome, Arthur Netherborne.]
[You are worthy of challenging the Sovereign Path.]
Arthur saw a holographic door appear. It began materializing with every passing second. It was black, devoid of any engravings that would suggest a human carved it. Arthur approached it, and realized it was not a substance, but a lack of any.
"A space of emptiness and void," Arthur muttered. "This doesn't look like the trial that I have once taken. Did Guffaw make a mistake? This place is more elaborate than anything I have seen there."