{{explanation}}
Square set. 5s face each other in centre, 5M facing up - 5L facing down

1-4
: 5M dances out between 2s & casts to left to above 1st place, 5L between
  4s, casts to left to below 3rd place **while** 1s+3s dance 1/2 RH
  across
5-8
: 5M+1s & 5L+3s dance1/2 LH across, 1s/3s have continued turning to Lady
  on Man's right **while** 5s dance towards each other, pass LSh
9-12
: 5M dances out between 1s & cast to right to outside 4th place, 5L
  between 3s, casts right to outside 2nd place  **while** 2s+4s dance
  1/2 RH across
13-16
: 5M+2s & 5L+4s dance 1/2 RH across & 5s turn partner LH to 5M facing 1st
  place - 5L facing 3rd place **while** 2s/4s continue turning to Lady
  on Man's right
17-20
: 5M dances 1/2 reel of 3 up/dn with 3M+1L **while** 5L 1/2 reel of 3 with
  1M+3L (start RSh to Man)

: 5s end LSh to LSh facing sides (5M faces 4th place - 5L faces 2nd place)
21-24
: 5M dances 1/2 reel of 3 across with 2M+4L **while** 5L dances 1/2 reel
  of 3 with 4M+2L (start RSh to Man), 5s end by turning RH to face each
  other (5M back to 3rd pl)
25-32
: All set & 1/2 turn RH, each Man followed by partner dances into next
  couple's place (5s to 1st place, 2s to 3rd place, etc...4s into
  centre) & all turn 2H. End 5 1 2 3 4(in centre)