>>1558626Girl Genius is a pulpy kinda-steampunk sci-fi comic. But it's also got a love triangle with Agatha, the girl who is the main character of the comic.
https://www.girlgeniusonline.com/newreaders.php It might be up your alley, it's definitely got some of the tropes that appear in romance fiction. interestingly, it's in the library of congress.
I was checking, and I forgot that it outright calls itself a romance in the tagline.