A high school student Yiyong, played by Tseng Jing-hua, gets into a bus accident that not only leaves him comatosed for more than a year, but also causes him to wake up with his grandfather's supernatural powers. With that, Yiyong's life will never be the same, and the original boring life of Yiyong becomes a fantasy-filled and wild monster-fighting adventure which he embarks on with the help of his school rival, Cao Guangyan played by Peng Cian You, and a rookie policewoman Chen Chuying played by Vivian Sung.