[Req] A Scratching Cow 4 (Pixiv Fanbox)

previously: https://nimbletail.fanbox.cc/posts/4588648

A requested sketch for Krek!

Thank you!

**Ref from Farmthis's work: https://www.pixiv.net/en/artworks/95198558

***I'm back! Gonna ramp up my productivity back to normal in these coming few days! This requested sketch happened to be in wait since last month^^"

Hope you are well^^