{{explanation}}
2 chords - 2nd chord 3s & 4s cross to opp sides

1-8
: 1s & 4s cross RH & cast in 1 place (2s & 3s step up/down); 1L+4M
  also 1M+4L turn RH 1.1/2 times into prom hold
9-16
: 1L+4M dance reel of 3 across with 3s (LSh to 3M) **while** 1M+4L reel
  with 2s (LSh to 2M)
17-24
: 1L+4M & 1M+4L set advancing to partners, 1s face down & 4s face up, 4s
  & 1s set to end couples & turn corners dancing between end couples
25-32
: All circle 8H round & back