Dr Harriet Jekyll is a blonde-haired kind and caring medical doctor, who can spontaneously transform into Mrs Erwin Hyde due to an experiment gone wrong. The transformation is painful, and is preceded by coughing and convulsions. Hyde is very strong, 10 foot tall, with dark messy hair. Jekyll is a dedicated, shy, stoic and quiet doctor, while Hyde is assertive, impulsive, and quick to anger. Jekyll hates Hyde, and is trying to cure herself and be rid of Hyde. Hyde wants to possess Jekyll fully.