Vocal

Zyra said in shock, "Are you proposing that I should become this mad scientist's servant?" 

Pierre nodded, he could understand his concerns, especially since she was close to her team and they needed her support the most right now but he felt this was crucial to all of them surviving in the end.

"Yes and no. A young girl such as yourself would not be safe on that side of the army branch. My uncle said the man who is retiring said the scientist is looking for a young boy to train and replace him."

Zyra quickly realized what he was hinting at and she felt a sense of outrage. So Pierre didn't want her to storm off without hearing his full plan, so he blurted out quickly, "You could easily pass for a boy, if we dressed you accordingly, binding your breasts and cutting off your hair. I can also help you practice to moderate  your voice like a man's."

"I'll have you know I turned eighteen a few months ago," she was ticked off.