One Sword Illuminates the Old Man's Heart

Tingyu Villa has guarded the Demon Suppression Tower for generations and is the last barrier of the human race. Gu Xingyuan grew up in the villa since he was a child. He regards his senior brother Shen Yanheng as his faith in life, and he only wants to become a swordsman who slays demons. Until a seal change occurred, and the sleeping demon blood in his body was completely awakened. Overnight—— He has become a taboo among humans, But he was regarded as the heir of royal blood by the demon clan. When the humans want to use him as a sacrifice and the demons want to use him as their king, Gu Xingyuan just wanted to ask one question—— In this world, besides destruction and sacrifice, is there a third way?