The review:
https://terrenceswiff.wordpress.com/2017/02/22/nanashi-no-asterism/
I went into this expecting either a lot more yuri or a lot more crossdressing and I didn't really get either. It's surely a yuri series, but it's like... "about" relationships rather than about romance, if that makes sense. It's odd, but I enjoyed it. Read the review for further thoughts.