Sword Bites the Sky

Rebirth, waste wood, thirty years to the east of Hedong, thirty years to the west of Hexi, time travel. Ling Yun, the peerless sword master before his rebirth, turned out to be a useless disciple that everyone in the Sword Sect ridiculed. He originally wanted to keep a low profile and regain his strength, but he was forced to witness the stunning senior sister being molested by the sect's dandy...