If they are grown-ups, they will have kids after they get married. You need to have the "Baby Setting" on

they have to be married first

its more of they have to decide to have kids if theyre married they'll do it on theyre own

Yo need to wait get lots of train ticketd to make there sarus go up until to soul mate and you will get it a heart saying we have been thunking of having a baby and then wait in 1 or 2 days and stag ob where you view the home isandn abd you get it :]

My parents had kids before they were married They hate me