Responses
The Last Two (shounen; available on Comix)
https://www.mangago.me/read-manga/adabana_no_yakusoku/ (GL)
https://www.mangago.me/read-manga/belladonna_no_koibito/ (GL)
https://www.mangago.me/read-manga/spring_a_minuet/ (GL)
https://www.mangago.me/read-manga/this_irreplaceable_hell/ (GL)

What is your favorite one shot guys?