Zhang Yun of the Ultimate Series

Zhang Yun traveled to a secret realm of his own, which contained a large number of books and resources for cultivating immortals. To get out, he could only practice all the immortal arts to perfection. After practicing for 1 million years, when he broke through the secret realm, he was struck by lightning and transported to the world of the Ultimate Class. He turned into a baby who was abandoned just after birth. From then on, there was an invincible man in the twelve time and space. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.