Responses
Could it be Kimi wa Kokan no Mochigusare??
Is this about Anacon-kobayashi kun
Itoshi no XL size kun?
yesss this is the one, thank u!
not the one but looks good, ill check it out, thank u!
There was a yaoi manga (not webtoon), ml had a really big schlong and it made him lose self-esteem since his gfs would break up with him because of it. The mc's goal was to rid ml of his trauma, pretty much.