This was a very weak demon compared with its own kind.
It had neither inherited the Demon Race's powerful physique nor possessed any magic treasures or secret arts.
Yet it had managed to slip in during the siege.
It had even located the enemy commander's position with pinpoint accuracy.
It was a minor demon that lived as a parasite on other demons, with little strength of its own.
Yet it was exceptionally clever and cunning, skilled at concealing itself.
"Hehehe~"
The young master, who had been looking down intently at the sand table, heard the sound and turned his head in confusion.
"Squelch!!"
A sharp claw pierced his chest.
The utterly unguarded young man froze, without the slightest chance to resist.
"No..."
Instinctively, he gripped the claw protruding from his chest, stopping it from advancing any farther.
It was not that he did not want to die, nor that he could not die.
But at least let him finish this battle before he died.
His eyes seemed to blaze as he erupted with unprecedented strength.
"Guards!!"
But the two guards outside the door had already been killed without a sound.
He had focused solely on deploying troops and defending the city, neglecting himself.
There was more than one intruder.
The young master smiled helplessly. Heaven would not grant his wishes.
"Boom-!!"
Just as he was about to accept his fate, a scorching wind swept past him.
A man dressed in black charged in with fierce momentum.
The other demons turned and fled without hesitation, but the man in black was incredibly fast.
He finished them off in a few swift moves.
The young master gasped for breath, looking at the man.
"You... you..."
"Demon Slayer Han Yu," the man introduced himself.
Demon Slayer?
The title circled once through the young