Jack the Ripper is a little girl! In order to save his girlfriend, Colin followed an order and bombed a bus. Chased by the police to a dead end, he decided to commit suicide when one little girl showed up and saved him. Who are you? I’m Jack the Ripper, and I will be your spirit servant.
They don't care. It's a caste system, people below you are trash and whether they love or die isn't your problem. So they probably just thought she was weird for even caring about a random worker