loojii:note that it works best with thin lineart(I used SAI2 for this, but I think you can use any art program  with a overlay layer mode)

loojii:note that it works best with thin lineart(I used SAI2 for this, but I think you can use any art program  with a overlay layer mode)

tags: So many OTPs,

from: https://eikuuhyo.tumblr.com/post/178945257980