[Req] Penny 3 (Pixiv Fanbox)

Another requested sketch for Krek at Pixiv.

Thank you!

Previously: https://nimbletail.fanbox.cc/posts/3705037

https://nimbletail.fanbox.cc/posts/3882796

(This is done through Pixiv's paid request system. Click "Accepting request" on my Pixiv page to see details :) )