The short-long blast of the ox horn was the prearranged assembly signal for high-ranking heroes.
Three short, urgent blasts in succession were the emergency warning signal for an invasion.
There were also several other prearranged signals.
Each corresponded to a different situation.
All relevant signals had long since been memorized by the hero-level talents.
Signals such as the all-hands assembly call, the warrior assembly call, and the farmer assembly call were also known by the corresponding residents.
With these sets of signals, he could quickly gather the appropriate residents.
They were far more efficient than using Communication Crystals to send notifications as before.
When the horn sounded within the territory, dedicated Wolf Cavalry messenger squads already on standby slung ox horns over their shoulders and charged into the designated teleportation passages leading to the portals.
In just a few minutes, they could orderly notify all the governing heroes.
Of course, it would still take them some time to reach the Lord's Fortress for the assembly.
Thus, after sending out the signal, Zong Shen headed directly into the meeting hall on the first floor of the fortress.
He sat at the head of the table, resting his chin on both hands as though considering the next arrangements.
About twenty minutes later, with the assistance of the spatial mage Reese Ulysses, every hero in the territory with governing authority had arrived.
Some of them had already gone to sleep and had hastily dressed before rushing to the Lord's Fortress in response to the summons.
The maids responsible for the Lord's Fortress's daily chores also got up and stood by.
At Zong Shen's instruction, they placed a crystal wineglass at every seat.
Three crystal decanters were filled with wine, while the kitchen went into full swing and became busy as well.
He intended