Maria is a demon in the series.
Maria may refer to the Virgin Mary, a central figure in the Christian faith.
Shin Megami Tensei NINEEdit
Maria is an artificial goddess who rules over the Idea Space. She was created by the Messians because they were tired of waiting for the Messiah promised by God to save them. Eventually she decides to release the people in Idea Space and succeeds with the protagonist's help in the Law route.