Mao Xiaohei's First Book

He was a man who had cultivated to the pinnacle, but his beloved wife betrayed him. At the critical moment, his Demon Blade, Thousand Blades, saved his life, but he was unable to retain his memories for long. Xiao Xiao transmigrates back to his high school days. With the Demon Blade, Thousand Blades, in hand, can he once again stand at the summit of the Netherworld?