A manga where they have a very healthy relationship (any genre). Or an action manga with little to no romance and no annoying characters who get in the way or/and wait for the mc to help them out.
Hihi, here’s my bl list that contains some of the healthiest relationships I’ve found: https://www.mangago.zone/home/mangalist/887373/
Action mangas with little romance you might wanna check out:
Lightning degree
Constellation that returned from hell
Nano machine
Master of Gu
Jujutsu Kaisen aha
a manga like "boy meet maria" it can be any genre