Faith, the word which Formosans lack. For thirty long years, they've been conquered by the devils until a lady in courage step up, Tsubaka Leare. Was it courage? or foolishness? foolishness of choosing a way that she'll never be with her Kayhto and her land. That she is just known for being a cheerful girl in Formosa and besides that nothing else makes her name but a devil's spouse.