{{explanation}}
No hands given throughout the dance

1-8
: 1s dance in & cast to 2nd place (2s step up 3-4); 1s dance up & cast to
  end facing 1st corners
9-16
: 1s dance Corner Pass+Turn with 1st corners who dance RSh round each
  other & back to place), 1s pass RSh; 1s repeat with 2nd corners to end
  in 2nd place own side facing out
17-24
: RSh reels of 3 on own sides (1M up, 1L down); 1s cross bars 19-20 to
  continue reel on opp sides. 1s end facing 1st corners
25-32
: 1s dance 'Hello-Goodbye' setting ending with Petronella turn to 2nd
  place own sides. 2 1 3 4