Super possessive seme or uke. Maybe to the point that it's scary.
http://www.mangago.zone/read-manga/hanazono_no_kioku/
Scarlet?
http://www.mangago.zone/read-manga/kowarekake_no_omocha/ http://www.mangago.zone/read-manga/leopard_hakusho/ http://www.mangago.zone/read-manga/kimi_wa_amai_amai/You might also like Harada's works
Super possessive seme or uke. Maybe to the point that it's scary.