I need a BL manwha were the top is an actual TWINK.

https://www.mangago.me/read-manga/their_love_is_too_much_for_reality_tv/

This is the only one I can think of and I don’t even remember the actual plot:
https://www.mangago.me/read-manga/my_neighbor_mitsuru_there_s_a_hot_young_guy_living_in_my_building/

https://www.mangago.me/read-manga/can_i_hold_your_hand/

https://www.mangago.me/read-manga/two_moments/

https://www.mangago.me/read-manga/new_romance/

https://www.mangago.me/read-manga/app/

https://www.mangago.me/read-manga/sweet_trap/

In my list there's more

https://www.mangago.me/read-manga/triangle_lovers_xxx/

https://www.mangago.me/read-manga/okuri_wanchan/

https://www.mangago.me/read-manga/twink_tops_office_harem_rape_king_edition_cupid_scans/

https://www.mangago.me/read-manga/gwanggong_industrial_complex_please_candy/

https://www.mangago.me/read-manga/sweet_trap/

https://www.mangago.me/read-manga/bitten_by_moonlight/