They’re a lesbian couple from China where LGBTQ people aren’t exactly accepted or welcomed by society.
EDIT: Done some research and I couldn’t find them confirming being romantically involved, however there’s a different image where Chang (the one being carried) makes a heart shape with her arm, so who knows really ¯\_(ツ)_/¯
That usually works, however you need too much force to press the torx bit into the hole to do that on sensitive electronics. That screw is probably only threaded into plastic.