Commission Giantess Satoko vs Rika (Pixiv Fanbox)

The sketch part of a commission. Once colored will post on pixiv. Commission info: https://www.deviantart.com/abridged-satoko/journal/Commission-info-OPEN-791081898 Fans/supporters get access to the full sketch. Thank you very much ^w^ ファンは全部のスケッチを見えます。 どうもありがとうございます^w^