It is a collection of true mystery stories in which the detective, Furuhata Ninzaburo, must solve ingenious crimes and outwit elusive criminals. Although Ninzaburo is a government officer, he does not wear a tie. Although he specializes in murder cases, he does not carry a gun. He does not use violence.
More than anything, Ninzaburo conducts himself as a gentleman and uncovers the tricks that outwitting genius criminals play by cool reasoning
