Extra 2: Lost Kingdom

"Let's begin." He reached out and drew a symbol on the ground. Once it was complete, it lit up with white light. Yet they found no intruder—only many wooden barrels that looked disturbingly familiar. Firestone gave a self-mocking laugh, then pointed somewhere in the square. "This is the world's oldest oath. Here and now, you and I shall become allies, never to betray one another." Ivan smashed the large jar, startling the dwarf Firestone. Gripping his one-handed hammer, Firestone charged at him with a shout and swung down. Whoosh! Ivan asked in return... Yet this place was no less dangerous than the City of Light. Though it had fewer warriors, every one of them was of greater individual caliber, and they could use the divine arts of the Lord of Flames. Even the civilians in the streets were more dangerous than the City of Light's low-ranking soldiers, thanks to their physical strength. Ivan soon knocked one of them down. Lifting the basket, he found it filled with severed limbs, mangled remains, and raw flesh—human, elven, orc, and dwarven alike. Firestone recognized the person before him and panted heavily as he replied, "So it's you. I thought you were one of the warriors here... How did you get here? Didn't you die and go to the underworld?" "That shaft leads to the altar of the Lord of Flames." After a pause, he asked again, "So what are you doing here? Trying to stop it?" Those were storage tools commonly found in the Mountain Kingdom's warehouses. The Mountain Kingdom often had to carve caves and lay foundations amid rugged mountains, so such wooden barrels were usually filled with black powder powerful enough to bring destruction. "No. My brother and I were once very close. I was killed by a demon I happened