Could you recommend any story of any genre that will bring a smile to my face? Preferably ...

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

Here you go dear! I got a bunch of lists for that Hope it helps and you enjoy
romance fluff
https://www.mangago.zone/home/mangalist/1437118/
children fluff
https://www.mangago.zone/home/mangalist/1408361/


friendship / other type of fluff
https://www.mangago.zone/home/mangalist/1751016/
Weird but wholesome ❣
https://www.mangago.zone/home/mangalist/1735959/
Laughter’s the best medicine
https://www.mangago.zone/home/mangalist/1442197/

Be my baby (my fav)

Shitsuren Junky

Your Dream Is Delicious

Hentai Shinshi to Kisekae Dansho

Mr. A & Mr. B

Star x Fanboy

Makitakun No Koiji wo Jamasuru To Shinu

My comedy list! https://www.mangago.zone/home/mangalist/304126/

https://www.mangago.zone/read-manga/ki_sisters/
https://www.mangago.zone/read-manga/awesome/
https://www.mangago.zone/read-manga/nan_hao_shang_feng/
https://www.mangago.zone/read-manga/papa_wolf_and_the_puppy/
not so shoujo love story (webtoon)

https://www.mangago.zone/home/manga/annotation/bokura_no_tsuzuki/