"The murderer is a wild, non-human creature." In "Smooth Criminal," detective Kaii goes to the "Fundamental Paper Education" school to solve the mysterious murder of an 18-year-old student. He is accompanied by his sister Teje, a teacher at the school. Together they get closer and closer to the mystery of the murder and finally reveal the shocking perpetrator. The story is full of suspense, secrets and unexpected twists that will captivate readers until the last page.