I added colour to biopunk bits (and biopunked further using prompt to edit) and then used gimp for erasing the colour through the sepia to create a gentle contrast.
pop art, sepia vintage crystal pretty nice biopunk young lady with lace (biopunk membrane)umbrella, pattern of umbrella lace(biopunk membrane) draws beautiful shadows on her face, natural and sepia tones light and shadow through the lace, outside, and head portrait, limited colors, sepia hues, dramatic ...
Workflow
GPT Image 1.5 Medium -> prompt to edit -> put edits together with gimp