Recommend as many as you want!!

Rainbow city >:3 (it’s yaoi, no smut yet)

+2 (also want nice plot and chara recs)
If you haven't read this then i recc:

https://www.mangago.zone/read-manga/park_hanhoo_s_manager/

https://www.mangago.zone/read-manga/nerd_project/ (not shounen ai and ongoing, but so goodd)

https://www.mangago.zone/read-manga/chameleon_wa_tenohira_ni_koi_wo_suru/ (short and sweet)

https://www.mangago.zone/read-manga/escape_ray/
Kinda complicated...

https://www.mangago.zone/read-manga/the_eyes_of_sora/

https://www.mangago.zone/read-manga/my_young_master_ji_wushuang/

https://www.mangago.zone/read-manga/untouchable/

https://www.mangago.zone/read-manga/the_path_of_star/

https://www.mangago.zone/read-manga/shining_summer/

https://www.mangago.zone/read-manga/thirty_years_old/

https://www.mangago.zone/read-manga/doppleganger/

https://www.mangago.zone/read-manga/see_you_my_king/

https://www.mangago.zone/read-manga/king_s_maker/

https://www.mangago.zone/read-manga/don_t_press_the_button/

https://www.mangago.zone/read-manga/far_away_from_cold/

https://www.mangago.zone/read-manga/half_of_me/

https://www.mangago.zone/read-manga/the_baby_dragon_and_the_rabbit_spirit/