She is also known as the Witch of Miracles, and greatly resembles Rika Furude from Higurashi no Naku Koro ni. Her name also suggests some connection to Rika's "alter-ego", Frederica Bernkastel . It is said she resides in a world where concepts such as fate and probability can be visualized. She appears to see Beatrice's game to ease her boredom. She assists the player by giving some hints around the workings of the game.