Dr Jekyll Mistress Hyde (2003)

Dr Jackie Stevenson is a Los Angeles based therapist and scientist who tries to invent a serum to separate the pure from the lustful side of the female psychosis After she has an unsuccessful experiment with a female client named Martine which drove her patient to insanity and to a mental hospital Jackie tries part of the serum on herself and becomes her lustful alter ego Heidi Hyde a voracious lesbian who prowls the streets of LA after dark looking for carnal pleasures