for those reading the summer hikari died, the page is loading correctly now, so if you wanna see those characters in the unfinished abandoned version, here it is
https://myreadingmanga.info/mokumoku-ren-a-classmate-wholl-do-anything-for-you-eng/
instead of it being about horrifying body shifting demons, its just the two same characters but its "haha this introvert does anything i tell him to do...haha what if i ask him to su-"