answer: Lily borrowed #Person1#'s computer without asking. #Person1# needs the computer urgently to do the homework project because #Person1# has got everything saved on it.
documents: #Person1#: Hi, Lily, are you still at Jane's house?
  #Person2#: Yeah, why? We're just playing some games.
  #Person1#: Computer games? I've been looking for my notebook computer.
  #Person2#: Oh, sorry. I've just borrowed it for the evening. Hope you don't mind.
  #Person1#: Oh, honestly! You're always using my things without asking me, and I've got this really important homework project! Now what am I going to do?
  #Person2#: Use Dad's computer instead. He won't mind.
  #Person1#: Look, I can't do that - I've got everything saved on mine.