My Mother, Take Me to Take Off from the End of the Dharma Era

Before Wen Renyan died, he discovered that he was the tragic supporting actor in a novel Fortunately, he was reborn. In this life, he will take back everything that belongs to him and protect his mother. Wait, is this my mother the one who killed the martial arts master with one move? My mother is cultivating immortality? What should I do if I accidentally become the second generation Xiu?