1-8
: 1s cross RH, cast (2s step up), turn 2H to face 1st corners
9-12
: Modified Corners Pass & turn:

: 1st corners turn 1/2 way 2H & twirl to opposite sides, 1s pass RSh to
  face 2nd corners
13-16
: 1s repeat bars 9-12 with 2nd corners & pass RSh to finish 2nd place own
  side facing out. (3) 1 (2)
17-24
: 1s dance RSh round 3rd corners **while** 2nd & 3rd corners dance 1/2
  R&L, 1s turn 2H to face 3rd corner positions
25-32
: 1s dance 1/2 diagonal reel of 4 with 3rd corner positions, pass RSh to
  face 4th corners to dance 1/2 diagonal reel of 4, 1s pass RSh to face
  1st corners (2) 1 (3)
33-40
: 1s dance 1/2 diagonal reel of 4 with 1st corners, passing RSh to dance
  1/2 diagonal reel of 4 with 2nd corners. 2 (1) 3
41-48
: 1s cross RH, cast (3s step up), turn 2H. 2 3 1