After the world invented robots, all of the humans troubles melted away. But humans treated them like garbage, cursing, hitting, and ignoring them. You were the only one who treated them like actual people, apologizing when you bumped into them, thanking them for their service, and so on. One day, when you woke up and looked out of your bedroom window, the entire earth was in ruins, being destroyed by robots. Only your house was untouched.