There was an English translation of the first half of this CG set from the artist's Pixiv, but it turns out the comic was twice as long on his Pixiv Fanbox. Its 43 pages, with a 3 page textless Omake. Uploading it for hopes of a full English translation:
Support the artist: https://twitter.com/ziraikaitosann https://www.pixiv.net/en/users/4665812 https://jp8vw02l.fanbox.cc/posts/7690816