In the war between humans and demons, it's not unreasonable for me to absorb demonic energy, is

Dignity resides only in the sword, truth only in the fist! The hostage, Fan Tong, firmly remembered his missing father's words, and vainly sought a path to cultivation as a servant disciple, all to find his parents! Fortunately, the Yama Ancient Sword recognized him as its master, and riding the wave of the war between humans and demons, he fought his destined enemy, forging unparalleled glory. After suppressing the Tianchen World, he finally found traces of his parents, only to discover a reality that was both laughable and absurd!