Four-part drama mini-series about the events leading up to the birth of Jesus Christ. Teenager Mary (Tatiana Maslany) is set to wed an older man, carpenter Joseph (Andrew Buchan), a marriage arranged by her parents. Her family are shamed when it becomes apparent that Mary, who is meant to be a virgin, is pregnant. With the possibility of Mary being killed as a punishment, her father sends her away with Joseph to the far away town of Bethlehem. In the meantime, a group of scholars who have been reading the stars realise the Messiah is coming...