Yes, all Main Girls with the exception of Qarinah and Roxy will be getting "true" pregnancies (Qarinah may get a "dream" pregnancy), as well as most/all of the side girls, depending on both time and demand :)
I made it to Act 3, now me and my harem have to find a way to stop Morgana, the Organization, and the Eldrlich before their war turns the world into a wasteland.