Become a Saint, Celestial Official Summons Me to Raise Horses

As a servant, Gu An accidentally broke a jar of spirit flowers when he was young. In his panic, he discovered that he had actually gained twelve years of lifespan! A path to eternal life opened before Gu An's eyes!To cultivate immortality peacefully, Gu An chose to become a miscellaneous disciple of the Tai Xuan Sect, planting medicinal herbs every day and seizing their lifespans to cultivate.Through the evolution of lifespan, his basic cultivation techniques continuously evolved, from basic methods to deduce the heaven-reaching divine power!The era changed, stars shifted, and the human world changed from the sea to the mulberry field.Legends of immortals gradually appeared in the human world.Gu An, who was called an immortal, spent half his lifespan to help his cultivation surpass the limit of the immortal path, attain the realm of a Saint, and rise above the Heavenly Dao.However, one day, an old man in white with the demeanor of an immortal came to visit Gu An."This poor Taoist is from the heavens..."