![](https://pic1.mangapicgallery.com/r/avatar/b2/u80221_50x50.jpg?2)
Not quite what you're looking for but the first story in this is as closest to that as I could get, sorry :/ (spoiler) the uke was already dead and the seme dies right after
http://www.mangago.me/read-manga/yami_bl/bt/303196/Vol1_Ch1/
![](https://pic1.mangapicgallery.com/r/avatar/c7/u6760_50x50.jpg?2)
death during sex, yup --> http://www.mangago.me/read-manga/white_black/
the exact page from where it starts --> http://www.mangago.me/read-manga/white_black/mf/v01/c004/23/
Any manga where they die during sex?