During Changsheng’s graduation trip, the school’s tour bus overturned and he died as a result. He woke up in the mainland of Kyushu where there was a master who was the number one swordsman in the world, there was an apprentice who would also be the number one swordsman in the world in the future,he was the one who was in the middle, he was naturally unstrained and loved freedom. Master! Master! I don’t want to be the best swordsman in the world, can we be a dual masters of runes and arrays? Gu Changsheng: A transmigrator with an optimistic temperament and a clear mind that thought that the world was a beautiful place. He was born with a sword body and is the disciple of the first sword cultivator in Kyushu, but he loves runes and arrays, so he is happy to see his opponents being beaten by runes and arrays until they are confused . Lu Changwan: Reborn, a simple-minded beautiful Gong, he has an upright and honest personality. But occasionally has a twisted personality when he encounters something related to his master, Gu Changsheng. He is known as the “Frost Fairy”, as he is cold to everyone except the Elder and his Master, and the Venerable funeral jade.