How to Write a Prologue to a New Book

Prologue

“Begin the procedure doctor, this is not the time to disagree”, said the man lying down face up on the operating bed. The bright light above his head meant his eyes were in a squinting stance.
“I’m afraid my original concerns are resurfacing my old friend, I’m not sure I can go through with this”, the doctor was shaking like a leaf.
“If this is the only way to save him, then it is our only option, I am not, I repeat I am NOT about to let my brother die doctor”, the man’s anger was building.
“We’ve been friends for too long for you to make me take action against you doctor, now please will you just get on with the procedure, do it as a favour to me, your dearest friend, not as a favour to him, I know you never liked him, but to let him die is not an option.”
The doctor looked at the man with deep dislike. The man had played the friend card, and the doctor usually caved in to that one. He lowered the cable drill to three inches to the left and one above the centre of the man’s forehead.
“OK, would you at least let me sedate you? I don’t think I can do this with you awake.”, said the doctor.
“Don’t worry, I shall numb the pain myself, you know how it is when I am still.”
Switching on the manual button, the drill began revolving at breathtaking speed. The doctor lowered, penetrating the forehead of the man, who seemed to have grimaced with pain. An identical drill was lowered to the forehead of the man’s brother. The drills were connected by a giant processor attached to the ceiling of the lab. As the lights switched on and off and the sounds of the processor working sounded, the man let out a cry of pain.
“You’re hurting?”, cried the doctor, “I’m stopping the procedure now, I cannot let you die to save this scum’s life!”
Breathing heavily, the man managed to muster words together.
“If you interrupt the procedure doctor, you shall not live to see the hole in my head closed, so choose, either I hurt for a while and get my brother back, or you die....