answer: #Person2# arrests #Person1# because #Person1# missed a court appearance unknowingly. #Person1# thinks it unfair.
documents: #Person1#: I don't understand why I'm being arrested.
  #Person2#: You have a warrant.
  #Person1#: A warrant for what?
  #Person2#: Apparently, you have a bench warrant.
  #Person1#: What does that mean?
  #Person2#: You missed a court appearance.
  #Person1#: I wasn't aware that I had to go to court.
  #Person2#: I don't know what to tell you.
  #Person1#: I don't find this fair.
  #Person2#: Life isn't fair.
  #Person1#: Don't I have any rights?
  #Person2#: You have the right to remain silent.