While repeatedly jumping, they would use the Vein Technique to probe every hundred miles or so.
Because in their view, at the current speed, ten days was enough to explore this small void sensed by the Void Disc.
The only thing to worry about is just Qiyun Celestial.
They were indeed too close to Qiyun Celestial; although it couldn't be seen with the naked eye, the array of Qiyun Celestial might capture disturbances in the void.
However, at a distance as far as a Primordial Vast Realm, it was still very safe.
The man in black armor appeared furious upon receiving the nonchalant replies from everyone and immediately took out a Blood Crystal to insert into the disc, "Can you use your brains? Am I cowardly? Is this the kind of Primordial Vast Realm we usually plunder? Ten days have to include the time spent scavenging in Heaven-Gazing Gorge. You guys are rich, but I'm poor! You don't want to enter the Primordial Vast Realm, but I do!"
