Me too... but it was about a big bro and a lil bro... on mrm
Mine was, the uke was more slutty and his toy became the shape of whoever touched it and he used the dick of some random dude in a public nath (灬º‿º灬)♡
If you are interested in this too: https://myreadingmanga.info/totemo-zako-sugoku-zako-otouto-ana-to-tsunagaru-anal-hole-eng/
It wasn't on mangago
WRONG EMOJI ON LAST, FORK
I read a story quite like this one, i can't remember tho☹ I liked that one