Any good ones with great art and story. Like not just all sex, and no super cute ukes or semes. A completed and not too long one too.

Well, your request is a wide field... anyway some of my favs with manly protags

Ai wa Doko Itta?
Aiso Tsukashi
Arashi no Ato
Castle Mango
Dear Green: Hitomi no Ounowa
Himegoto Asobi
Kage Aru Tokoro ni
Kagen no Tsukiyo no Monogatari - licensed, only to buy
Kyuuso wa Cheese no Yume o Miru + sequel Sojou no Koi wa Nido Haneru
Negai Kanae Tamae
NightS
Sakende Yaruze!
Sayonara, Itoshi no My Friend
Sorenari ni Shinken nandesu.
Tsumasaki ni Kiss + prequel and sequel
Yellow

Happy reading. 😁

It's not completed, but the allure of Ten Count is undeniable...

It's hard to know which direction to go for a request so broad. Just some I like with masculine men, maybe a little more plot.
Try some of these, let us know what works for you, what you'd like more of.

My Life with You - action
Tengoku e Ikebaii - SF fantasy
Hachimitsu Darling
Two Wolves and Their Sons - single fathers
Ai no Gebokutachi - more single fathers, more of a comedy
Missing Code
Kanga na Spoon
Freefall Romance
Ubawareru Koto Marugoto Zenbu
Dolce
Three Wolves Mountain
Totally Captivated - 6 vol.

Quote from tingpls

It's not completed, but the allure of Ten Count is undeniable...
What makes this so undeniably alluring that you'd recommend it over hundreds of completed manga? 🙄