Responses
Maybe it's this one?
https://www.mangago.zone/read-manga/isekai_ekisha_no_kissaten/
Ahh i’ve found it— it was https://www.mangago.zone/read-manga/ingrid_the_white_deer/
The only thing that i remember was its kinda isekai-fantasy-romance type, there a married couple (not really remember but they kinda not like each other but as the time pass they are)
Ah— his husband not a good husband at first and a hard smoker. Even when the girl pregnant he went a job to see a rail (train?) project. Then he heard its bad for a pregnant woman expossed by smoke of cigar— then he trying to quit it but the withdrawal symptomps was hard. He trying so hard and then quit smoke
I just remember those, sorry for my bad english ╥﹏╥