The hero in the story of "The First Immortal of the Sword" was born as a bastard, and he was neglected by his family since he was a child because of his humble status. His mother passed away suddenly. The protagonist has always suspected that there are other conspiracies behind this. He suspected that his father had a lot to do with the death of his mother. So when he was fourteen years old, he decided to leave home to strengthen himself. After three years of practice, he suddenly lost After years of hard training, he became a cripple and was also abandoned by the Sword House. The hero's true identity is actually a sword master with great skills. After reincarnation, both his eldest disciple and apprentice betrayed him. The hero fell into the bottom of the valley and had nowhere to go. Later, under the arrangement of others, he came to a remote town to marry the most beautiful woman in the city, and became the door-to-door son-in-law of the beauty's family. The hero was very repulsive. Unexpectedly, a year later, the memory of his previous life suddenly recovered. In order to find out the truth about his mother's death and get rid of his current marriage, he began to fight against various forces