I read another manga that is like this. The guy get aroused when he is eating a lot. So he seek for medical help and gives him some diet foods and let him wear something so that he'll not cum. I can't remember the title.
Gurume no Fukurami http://www.mangago.zone/read-manga/gurume_no_fukurami/
I read another manga that is like this. The guy get aroused when he is eating a lot. So he seek for medical help and gives him some diet foods and let him wear something so that he'll not cum. I can't remember the title.