Experimenting with three colors.
Edge light was done with gelled reflective silver umbrellas, almost straight behind her. It's actually in the frame but was cloned out.
Key light is gridded/diffused/gelled small softbox, to give the edge light more breathing room. Looks really bland if her face is visible, but perfect for this mysterious look.
Model brought the swimsuit and a pink wig on a whim - worked out great because it eats both green and orange. And the part where orange+blue mix, the real color is revealed.