{{explanation}}
Set of 4 (or any even number of) lines of W+M+W facing in pairs, sideways to the public, “top” & “up” being to that W side where the public is. All start together.  
The W to the L (R) of each M at the start are called Wl (L) and Wr (R).

1–
: Circle6 and back
9–
: All Wl advance diagonally and retire **while{4}** all (M+Wr) Promenade half round cclw and drop woman in diagonally opposite place ; 1M+2M turn 1¼ LH
17–
: All Wr advance diagonally and retire **while{4}** all (M+Wl) Promenade half round cclw and drop woman in diagonally opposite place ; 1M+2M turn LH to finish between their W, all facing other trio
25–
: All pass Rsh through facing trio, set swiveling ½ R on second PdB ; pass back Rsh, set to face new trio (the new end trios swivel R ½)
33–64
: The two middle trios repeat 32 bars (Wl and Wr dance from exchanged positions). End trios stand.
65–96
: All trios repeat 32 bars, at the final setting [31–32] all make ¼ turn (to the R or L as may be), the women of each “trio” to face each other, the M to face “up”.
97–
: All M turn “upper W” RH ; turn “lower W” LH
105–
: Turn “upper W” RH ; and in promhold dance Lsh round “lower W”, finishing to that woman's right facing “up”, all in a long line across
113–
: All set 4 times in balance/PdB
121–
: All W set advancing, set with full right turn ; set advancing, point 4 times **while{8}** all M set with 16 high-cuts during one full right turn.

{{explanation}}
end:    Bow/curtsey, M step forward between W for final bow/curtsey.