The strange and mysterious story of the enigmatic Henry Jekyll inspires an involuntary horror with its inexplicability. How can a respectable man, esteemed by everyone, with an even and calm character, be connected with this depraved man Edward Hyde, who commits beastly acts? Why are there such strange conditions in the doctor's will? Where does this Hyde live and where does he constantly vanish without a trace? The tangled incidents in which these two persons are fatally intertwined end tragically… And only the dead man's diary, full of horrifying details, clarifies the picture of what happened.