Responses
They're not really similar but since they have the same target audience, you might like these
http://www.mangago.zone/read-manga/masked_woman/
http://www.mangago.zone/read-manga/the_office_blind_date/
you might like que sera sera, like positively yours the girl tried to hide her pregnancy too http://www.mangago.zone/read-manga/que_sera_sera/
MANGA/WEBTOON RECS FOR STORIES LIKE POSITIVELY YOURS PLSSSS