Olives? Still not the weirdest thing I've seen go up an anus in a BL.....
http://www.mangago.zone/read-manga/onsen_tarzan/ms/online_manga/7254-5.html/5/
The first link is for the lollipop and the second is for the beer can hahahha just expllre and you can fin even more dumbfounding things going in
I still can't get over Gyoon being top.... Like omfg....