Glioblastoma was in the advanced stage, and Chen Yu only had the last three months of his life.
The strange disaster in the hospice ward allowed him to unlock the ghost relics left by his grandfather, and discovered the truth of the world - terror is resurrecting, ghosts kill people according to rules, physical means are completely ineffective, and only supernatural powers can fight against supernatural beings.
Others control ghosts by drinking poison to quench their thirst; he controls ghosts by exchanging lives for lives.
When the world's supernatural beings are out of control, this man with only half a life left becomes mankind's last line of defense.