{{explanation}}
3s & 4s start on opp sides

1-8
: 1s/4s cross RH as 2s/3s set, 1s+2s & 4s+3s dance 3/4 double Fig of 8
  (1s/4s casting down/up to start).  2 1(4)(3)
9-16
: 1s+4s Set & Rotate:

: Set, Rotate singly & dance on 1 place clockwise, change places RH on
  sides & dance on 1 place to own sides.  2(4)1(3)
17-20
: 1L+4M also 4L+1M (Lady leads) 1/2 alternating tandem diag RSh reel of 4
  with 3L+2L & passing LSh curve to right to next corner (same end)
21-24
: 4M+1L also 1M+4L (Man leads) 1/2 alternating tandem diag RSh reel of 4
  with 3M+2M & pass RSh to end 3(1)4(2)
25-32
: 1s & 4s cross passing RSh & loop into places, all Adv+Ret.  3 1(4)(2)