Known as the Thrice-Born and the Daemonifuge, Ephrael Stern had been promised by her parents before her birth to the Adepta Sororitas. She was raised on the planet Antigone's Harbour by the Saint Sabbat Schola Progenium. The Arch-Drill Abbot of the school submitted the young Ephrael for induction within the Sisterhood and was accepted by Sister Patricia from the Order of the Holy Seal. The Novice Stern excelled at her new monastic duties as a Battle-Sister-in-training. She eventually completed her training and along with 500 other Novices took her sacred Oaths of Adherence at the Ecclesiarchal Palace on Terra. Sister Stern was then chosen to become a member of the Order of Our Martyred Lady. Shortly after her induction into the Order, she was sent to the Ecclesiarchy Cardinal World of Ophe