[Willful Enslavement: Females, with Largest Cock (1B+1D+2C), Cock Growth with Ejaculation (1A+1D+2C)]

Charles blinks at your words, "That's damn smart, lad. A world where whoever has the largest cock is literally free to do whatever they want to all females and and your cock grows whenever you ejaculate. So, if you don't have the largest you will soon enough. Not only that the women accept it all willfully, as if your word is law. Basically the male with the largest cock gets to rule the world. Oh, and everyone talks about and mostly accepts it. Does that sound about right?"

"Yes, except I want it so only my cock grows and for it to grow 1% each time I ejaculate sperm, plus an additional 1% with each female partner I am with. I.E. If I jack off I grow only 1%, but if a have a foursome and another women is watching when I cum I grow 5%." You respond, "Is that possible?"

Charles nods, "I don't see why not. I'll let the Doctor know." Charles pulls out a phone and dials a number, "The subject..."

As Charles is talking our vision fades...