Breast Growth

"That one's a piece of cake. Flip a gene here, turn off a gene there, and BINGO, breasts start growing. You'll need another injection to turn it off, though."

He laughs evilly at the thought.

"But not for you," he said, waving you off. "You're not nearly feminine enough for that. Come back when you're more feminine. You have to really want it for the virus to take effect."