(Second update)
"Yaaah!" The enormous Holy Demon Queen raised the massive Gray-Lightning Greatsword in both hands and roared, stirring up a storm of lightning as she plunged it toward the Demon Beast's enormous head. Boom! Crack-crack-crack! Thunder crashed in an unbroken barrage. Before the beast could react, the greatsword struck its head. Countless bolts of Gray Lightning burst outward, engulfing its entire body in a crackling, exploding web of electricity. A foul, scorched stench filled the air. The blood-red beast screamed, red light blazing across its body as countless clouds of crimson mist sprayed in every direction, trying to counter the lightning's assault. Its body spread apart as it hurtled toward the swamp below.
"Hm?" Zhou Xiaoya froze when she saw that the beast was still alive. Then she realized that although the greatsword rested against its head, it had not pierced it. Instead, the beast's flesh had caved inward and clamped around the blade. The fierce electrical glare at the point of impact had obscured her view. Anger flashed through Zhou Xiaoya's eyes, and she shouted, "Go!" Her Jade-Green Staff blazed with green light, and countless bolts of Gray Lightning thundered toward the beast from the sky.
"Awooo!" The beast roared at the sight and accelerated toward the swamp below, shaking the greatsword loose.
Boom! Unexpectedly, the countless bolts of Gray Lightning did not strike the beast. Instead, they slammed into the Holy Demon Queen. She roared, the Gray-Lightning Greatsword in her hands flaring with electricity, and swung it with all her might at the falling beast.
"Awooo!" The beast roared and gathered countless blood-red tentacles into a wall of flesh before itself. Crack! Crack-crack! Suddenly, a series of sounds rang out from all over its body, like stone hardening into place. At some point, gray spots had appeared