Recommendations

Romantic Captain Darling.
Older, captain in military, uke
7 years younger, junior in military, seme, green flag super cute puppy seme

“Rainbow city” (it doesnt look like it but bottom is 34 and top is 20 somethings)

Under the greenlight
Taboo temptations
One shot love
Debt of love
New Alpha Son, Old Omega Father
Projection
Come & take

A mail from my dead lover
https://www.mangago.zone/read-manga/a_mail_from_my_dead_lover/

Blaze Out
https://www.mangago.zone/read-manga/blaze_out/

After Killing You - ik doesn't seem like it at first but yea
https://www.mangago.zone/read-manga/after_killing_you/

The Dawn Split The Night
https://www.mangago.zone/read-manga/the_dawn_split_the_night_ilovecheetos/

Bad Kid Good Partner - can't say for sure if seme is younger but that's what I remember
https://www.mangago.zone/read-manga/bad_kid_good_partner/

The Pizza Delivery Man and The Gold Palace - again can't say for sure
https://www.mangago.zone/read-manga/the_pizza_delivery_man_and_the_gold_palace/

Cherry Doll Scandal
https://www.mangago.zone/read-manga/cherry_doll_scandal/

Hyung, do you think i'm fat?
https://www.mangago.zone/read-manga/bro_do_you_think_i_m_fat/

The Man Next door
https://www.mangago.zone/read-manga/the_man_next_door/

Another Lie
https://www.mangago.zone/read-manga/another_lie/

My Darling Signed In
https://www.mangago.zone/read-manga/my_darling_signed_in/

Boss Bitch Baby
https://www.mangago.zone/read-manga/boss_bitch_baby/

Look at Me
https://www.mangago.zone/read-manga/look_at_me_tansan/

Misunderstanding
https://www.mangago.zone/read-manga/misunderstanding/

enjoy (｡•ᴗ-)✧

Thank you all for the recommendations