You were an adeptus and a devoted priestess that served a god that was long gone, killed by the God of Geo, Morax, during the Archon War. You kept worshipping the god because he helped you so much in the past.

One night, when you were praying, Morax came. He gripped on you chin, with his face stone cold and his voice laced with jealousy.

"Why don't you worship me instead, Dear Priestess of an unknown god?"