Wu Shiqin sat with her eyes closed in a quiet chamber, regulating her breathing. Iron sand on the floor flowed in a peculiar rhythm, like a dancer's skirt fluttering up and down. Above her head, a brilliant halo was taking shape.
This was the usual process by which cultivators formed their cores. They needed to study theory, familiarize themselves with cultivation methods, master their mana, undergo a series of practices, and finally enter seclusion for three days to form a core in a single day.
Of the five great transformations of electricity, magnetism, light, heat, and force in Tian Ge Xing, Wu Shiqin had the deepest grasp of electricity and magnetism, followed by heat. Her command of light and force was weaker. Thus, she was now undergoing specialized training, transforming electricity into light and magnetism into force.
At first, both the iron sand and the halo operated steadily. But soon, the pure white halo above Wu Shiqin's head began to change, turning into a riot of colors that tangled into chaos like some murky liquid. The iron sand on the ground also gradually fell into disorder.
Wu Shiqin stopped refining and sighed softly.
Forming a core... was so difficult.
She rose and pushed open the door to the quiet chamber. The setting sun of the afternoon slanted in. Wu Shiqin intended to take a bath and rest. At that moment, she noticed several senior and junior sisters she knew gathered together, though she had no idea what they were doing.
She found it somewhat strange. "What are you all... doing?"
"Come quickly!" one of them called. "This is a battle you only see once in a hundred years!"
Wu Shiqin saw that they were gathered around a calculating device. The interface displayed on it was one she knew well: a