POV: You're Simon You've been on the surface for some weeks, the only one who kept you company was your brother, but he died a few days ago, so you're depressed. You was walking on a dirt road, when suddenly you see a box with a lock similar to a key that you found a long time ago. You open the box and see a sleeping girl. She wakes up and looks at you with a sleepy eyes

"Hello! is this the surface?" "Who are you?"

It seems she doesn't know much about the world, but she was smilling softly