Responses
http://www.mangago.zone/read-manga/kami_sama_no_iutoori_moegi_yuu/
I dunno about a good plot, but it's plenty cute and pretty sure they've got several centuries between them.
Afghan can't believe I left this one out.... http://www.mangago.zone/read-manga/yume_musubi_koi_musubi/ it's one of my all time faves
Hi guys :) can you recommend me yaois with good plot and a big age gap ^^ thanks ;)