Zero Two no Atama ni Hayashite Mitakatta (ゼロツーの頭に生やしてみたかった) [なこ屋さん]

Original art: https://www.pixiv.net/member_illust.php?mode=medium&illust_id=67954369
Make sure to check out the artist! https://www.pixiv.net/member.php?id=7332200