"Ma'am, we've done it, we've created a virus that will turn an entire planet of men into women!" Rachel says, talking excitedly to Sammantha Vector, the leader of the girl faction.
"Perfect, now we can end this war once and for all," Sammantha says. "And I want you to do it, we have finished our plan to implement it."
"Where is our first target then?" Rachel asks.
"Not where, when," Sammantha says with a smile. "We've developed a time machine, and with your weapon, we will be able to end the war, before it is started."
---
It was several hours later, Rachel was set up in the time travel chamber with her vials of the virus. She knew that spreading it would be an issue, so she had made it transmitable through the air and sexual contact, when it came time for reproduction, cells would be used to impregnate other women. The virus was perfect, and it would help get rid of the male scourge once and for all.
"Are you ready, Doctor?" Sammantha asks. Rachel had to go in naked to keep clothing from their time period from being discovered. "We've sent everything you will need to fit in, when you are ready to come back, just press your implant twice."
"Yes ma'am," Rachel says.
"Good luck, the fate of womankind is in your hands," Sammantha says, and the time machine is activated.
---
Rachel arrives in the early 21st century in a house that they had bought and kept maintained. She gets dressed, and pockets the vials. She needed to work fast and expose as many people as possible, but where to go...