Responses
It's part of this collection: https://www.mangago.me/read-manga/rut_and_heat_short_story_collection/
But the story you're talking about is for the 5th couple and so far we only reached the 3rd. It hasn't been translated yet :c
Where can I read Dwaeji Delta Seonsaeng/ Pig Delta Teach?????? I can't find them in any site