Your top 3

hard to choose but recently i've been re-reading these

https://www.mangago.me/read-manga/the_last_step_on_the_way/

https://www.mangago.me/read-manga/kimi_no_yoru_ni_fureru/

https://www.mangago.me/read-manga/hanbun_ageru/ (this has some angst)

https://www.mangago.me/read-manga/rainbow/
https://www.mangago.me/read-manga/uchuu_kyoudai/
https://www.mangago.me/read-manga/ase_to_sekken/

That’s honestly really hard as it depends on the mood I’m feeling. I guess these would be it though since they’re just so good and really worth staying up late for:
https://www.mangago.me/read-manga/live_or_not/
https://www.mangago.me/read-manga/match_made_in_heaven_by_chance/
https://www.mangago.me/read-manga/mairimashita_iruma_kun/