After Time Travel, I Want to Seal the Sky with One Sword

"I, Chen Ping'an, have only one sword, and I can overcome the world's most difficult things." The young man often memorized this sentence on his way out. When he read this sentence, it made many people's blood boil and rekindled their childhood dreams. Ye Xiaochuan was one of them. On the way to deliver food again, due to an unexpected accident, he traveled to a world where he could practice swordsmanship. The story begins here...