A Valkyrie of Schicksal, relies on the extraordinary adaptability and intelligence of the Houkai, in her proving ground to simulate the strategy of confronting the Houkai and looking for the possibility of defeating it. When she simulates the battle in the way of chess, she uses the strategy of becoming a Houkai, injecting excessive Houkai energy into herself and being eroded, losing control triggers the reality-distorting force field of the chessboard world, and using this to interact with her.