Art by ツキマル user/53945019 "»":[/artists?search%5Burl_matches%5D=https%3A%2F%2Fwww.pixiv.net%2Fusers%2F53945019]
Clean soles: Odd
Dirty soles: Even
Tanned skin: 5-8
Dark skin: 9-10
No ambient light: 3-4, 7-8

This is one of my fav arts so far, and I also made several skin color changes. Maybe I should add a new background to it.