During an international conference of Sexology Dr. Vincent Morgan, working as a collaborator for an important pharmaceutical industry, presents Taurus, an extraordinary drug being tested. Taurus is a pill that acts on the GABA neurotransmitter and regulates neuronal excitability in the central nervous system. Those who take this drug lose inhibition and act unconsciously to satisfy any wish of the applicant, leading to excitement. David King, a famous sexologist who’s present at the conference, convinces on his colleague and old friend Morgan, to sell him six pills. King gives the first pill to his wife Irina whereby is going through a period of marital crisis.