A top-tier Sword Saint who has lived in seclusion for years leaves his retreat to enter the mortal world. He originally intended to find a quiet place to live peacefully, but unexpectedly encounters obstruction from multiple forces along the way. Karmic Retribution from past events gradually comes to light, forcing him to resolve disputes with his exquisite swordsmanship, uphold his sense of justice, and embark on an ups and downs journey through the mortal world.