https://www.mangago.me/read-manga/deliverance_of_the_counterattack/
https://www.mangago.me/read-manga/dear_benjamin/
im sure there's more, but its what I can only think at the top of my head @ the moment
(/TДT)/ Thanks. Read them all as well.
Maybe some here: #10 - #33. https://www.mangago.me/home/mangalist/476814/?filter=&page=4

Anymore Baby Trap* BL?
*Baby Trap is a trope when a pregnancy is used to maintain or establish a relationship. Basically, someone was trapped into a relationship due to a pregnancy.
I already Hosik and the only tagged BL.