{{explanation}}
5s in centre, 5L facing down & 5M facing up

1-8
: 1s+2s+3s+4s circle 8H left 1/2 way & pivot left, chase back 1/4 way &
  set as 5s set & 1/2 turn RH, set & 3/4 turn LH to end 5M facing up to
  4M (1st pl) & 5L faces down to 2M (3rd pl)
9-16
: 5s dance LSh reels of 3 with 4M+2L/2M+4L & 5s pass RSh to end 5M facing
  1L (2nd pl) & 5L facing 3L (4th pl)
17-24
: 5s dance RSh reels of 3 with 1L+3M/3L+1M & 5s 1/2 turn LH to end Man
  facing up & Lady facing down
25-32
: 5M dances RH across with top cpl as 5L RH across with bottom cpl, 5s 1/2
  turn LH to face 1s (2nd pl) & change places RH (M with M etc)

{{explanation}}
Repeat from new positions