According to the App store, the original title for this story was Shirahana no Ori - Hiiro no Kakera 4. Which means that all those who have watched/played Hiiro no Kakera will be able to fangirl so much more off this haha (me included).
...Yes, that's right- as well as reading manga, watching anime, and going on dates with Procrastinator-kun time and again, I also play dating simulation games because.....
...........oh, never-mind.