ohhh i know a lot of good taegimins!!
https://archiveofourown.org/works/10185269/ my absolute fav, very angsty and complicated but totally worth a read (even if it is unfinished!! like about 60 chapters in they sort their shit out so it made me at peace even without a proper ending)
https://archiveofourown.org/works/13939320/
https://archiveofourown.org/works/8396341/
https://archiveofourown.org/works/22471549/
https://archiveofourown.org/works/25243201
https://archiveofourown.org/works/28360257