So if Franz know about the wishing cup then he need Jonathan who has the royal blood to make a wish and the Duke need to eliminate Jonathan for the sake keeping of the wishing cup....Σ(  ̄□ ̄||)
Seeing how power the wishing cup, I think the duke made a smart move in the last life. But he should have eliminated Franz and his peoples as well. San
So if Franz know about the wishing cup then he need Jonathan who has the royal blood to make a wish and the Duke need to eliminate Jonathan for the sake keeping of the wishing cup....Σ(  ̄□ ̄||)