recomend

https://www.mangago.zone/read-manga/sea_foam/ (and almost everything by this author)
https://www.mangago.zone/read-manga/december_rain/ https://www.mangago.zone/read-manga/life_senjou_no_bokura/ https://www.mangago.zone/read-manga/never_understand/ https://www.mangago.zone/read-manga/kami_no_kodomo/ https://www.mangago.zone/read-manga/boy_meets_maria/ https://www.mangago.zone/read-manga/my_broken_mariko/ https://www.mangago.zone/read-manga/10_years_where_i_loved_you_the_most/ https://www.mangago.zone/read-manga/save_me/

Make Me Bark
Be My Dog (no idea what it's about but I've seen the cover so many times)

I have a straight one with a muzzle and I know a few with masks, but not like normal paper/fabric masks.

Oh jfc. Wrong thing I replied to.

My answer for this is Fruits Basket. Super basic, but, I read it at like 13 and it kind of grounded me during a rough patch when my mom and I were arguing a lot because of, well, fresh teenager angst.