Ultra: the Light of the World

When Guang selected him, he didn't ask if he agreed. When Gu Xun woke up, there was a fragment in his chest. Whenever a crack opens and a monster comes out of the sky, he will be wrapped in that layer of light and turn into a giant and stand on the battlefield. There is one who can no longer The transformed middle-aged man taught him how to avoid falling when he was beaten on the court, the liaison officer of Tianshu Academy patted the table for him at the conference table, and his uncle left food for him at home. He didn't know when this layer of light would burn out his body. But he can't stop - the cracks are accelerating, the monsters are getting stronger, and the man who taught him has no way out.