Neko x Neko
Dark Heaven
Playtime with Hakdo
Liebling ( really intense , cum in nise , big fat thicc dicks.
find more here
http://www.mangago.me/home/mangalist/292475/?filter=&page=1
Haru wo Daite Ita is a pretty well known one. The couple doesn't switch often but they do switch roles multiple times throughout the manga. It's a clsssic.
http://www.mangago.me/read-manga/itoshi_no_nekokke/
i just discovered this recently. initially they are not seke but as the story progress the seme who loves uke so much he willing to be the bottom which is so sweet. this is my new all time fave.
Following
Nigai no theme
AND I NEED A BL WITH A SEKE PLZ