Kneeling before her, her father spoke to her gently.
"Listen sweetie, we understand how you feel. You want us all to survive so you worked really hard day and night to create this. But we can't sacrifice thousands or even millions of people's lives just for us to survive. Don't worry, okay? I am your father. My job is to protect you so I will think of a way to get us out of this. I promise." He said and he gently kissed her forehead.
That night, the couple began to make a plan. Thinking that their child was asleep, they started talking about what they should do. They both knew they had to destroy their daughter's experiment, knowing that it was something the world shouldn't know about at all cost.
After hours of discussion, her father told her mother to leave the town tomorrow with her. His plan was to force the organization to let his wife and daughter leave using her daughter's experiment as blackmail before destroying it.
I just read your comments and I'm really glad to know you trusts me. Don't worry, everything isn't just for the sake of my original outline. This is necessary for the story's development towards a new level, leading to a satisfying journey you won't easily forget.
Ps. I saw these chaps confused some of you but there will be further explanation in the next chap.