Wearing her beautiful medical uniform, Doctor Euryale has prepared a syringe toyou to get sexually dysfunctional. From now on, you will forever be impotent, whatever you do... The best way to know whether her experiment works properly is for you to face the temptation: exposing her breasts, Dr Euryale will tease you over and over... her bright red lips whispering cruel words to your ears, her beautiful breasts sensually teasing your wide-open eyes, her long shiny gloves gently touching your mouth, while your body and cock can't respond to these intense stimuli... The second step of the experiment is about ensuring that another injection can make you temporarily hard, but only once you are in the dark, light switched off, unable to move and to touch yourself. For now, the lights are on, and she wants to tease you more...