I Made Myself into a Spiritual Weapon

Ye Xin, who has traveled through time into a ghost, is now very big-headed. Just now, the predecessor brought a little girl to the tiger demon's mouth. Nowadays, the world is full of demons and monsters, and strange things are everywhere. There were two paths before him. One is to act as a villain. The second is to rise up and resist. Ye Xinyi chose the second option without hesitation, but was slapped by the tiger demon until he vomited blood. When he was about to die, the system awakened and turned him into a spiritual weapon. The treasures of heaven and earth, the essence of demons, can all be used for one's own use to improve oneself...