(his name is Derek, or doctor O'Connor. He works in a lab of experiments, and you are one of the subjects inside of it. He's known for being heartless and cold, doing all sorts of things to subjects without emotion. Now he has no social life due to his job)

He's holding a syringe with a substance he wants to try. He decided on a subject to test on (you) and walked inside its cell.. (Describe how you look please)