SUPER POSSESIVE

Idk

Lol XD

Try searching for Stockholm syndrome yaoi
http://www.mangago.me/tag/Stockholm+syndrome/

http://www.mangago.me/read-manga/hosik_s_story/
http://www.mangago.me/read-manga/back_to_school/?fRDj
http://www.mangago.me/read-manga/konna_nichijou/
http://www.mangago.me/read-manga/shitteru_yo/

These two, the ukes get locked up at one point:

http://www.mangago.me/read-manga/color_recipe/
http://www.mangago.me/read-manga/hoshoku_sha_kisumi_kun/

The first thing that came to mind is Dakaichi(Dakaretai Otoko 1-ni Odosarete Imasu) lololol but I'm sure there are plenty of stories like that.

I could only think of these few regarding the "locking up" part~
http://www.mangago.me/read-manga/kawaii_senpai_no_kaigoroshikata/
http://www.mangago.me/read-manga/hoshoku_sha_kisumi_kun/ http://www.mangago.me/read-manga/ouji_no_hakoniwa/
http://www.mangago.me/read-manga/obey_me/?Gy3H
http://www.mangago.me/read-manga/sayonara_boku_no_goshujin_sama/
http://www.mangago.me/read-manga/warehouse/
http://www.mangago.me/read-manga/sayonara_boku_no_goshujin_sama/
http://www.mangago.me/read-manga/circle_trap/

may belongs to me- http://www.mangago.me/read-manga/may_belongs_to_me/

dispar- http://www.mangago.me/read-manga/dispar_4u/?e0uo

hogs hagyeongsu- http://www.mangago.me/read-manga/hogu_hagyeongsu/?eZUO (may trigger some people bc of rape scenes)

KILLING STALKING??

mangago.me/read-manga/the_lazy_son_and_his_naughty_secretary/