The commissioner of this image requested a “fix” of the parent image 5674121, which aside from some marginal differences, essentially asks for a trace as detailed here.
A Reddit thread made by the requester pretty much spells it out, though they have tried to deny the two drawings are anything alike.
Nobody asked for this text wall, but I just felt like pointing this out after seeing the chaos in the Pixiv comments.
The commissioner of this image requested a “fix” of the parent image 5674121, which aside from some marginal differences, essentially asks for a trace as detailed here.