When Henry Jekyll’s experiments with cocaine have gotten out of control, he transforms into the hideous Jack Hyde. As Hyde he searches the London streets at night for his prey in whorehouses and opium dens. The police can’t catch him, he has nothing to lose but his mind

A darker version of the classic Gaston Leroux novel. A young soprano becomes the obsession of a horribly disfigured composer who has plans for those oppose himself or the young singer.