Is this manga or just ilustration? http://www.mangago.zone/read-manga/ore_no_ushiro_ni_tatsu_na/mh/c005/3/
Hello is there someone who have manga stories about relationship with a gap age?? Kai-masa in Like kizuna or roy and jack in guy and heaven
Check out my list, Its age gap for yaoi, shoujo, and yuri. so I hope you find something you like
http://www.mangago.zone/home/mangalist/212670/
i compile BL only http://www.mangago.zone/home/mangalist/93734/
Dunno, butw when the mc trapped in warehouse, i was felt the same too, so when the mc out from warehose, i finally feeling refreshing lol