As methodical as elusive, the « Beast of the East End » carefully evicerates and dismembers each one of his victims, always ending by cutting off their head. Slauthering alternately men and women with the regularity of a metronome, he has killed thirty seven so far. With each new crime comes a great wave of public opinion. Newspapers point the inefficiency of Scotland Yard's vain calls to denouncement while Jack, corpses after corpses, spreads his terror in the London night...