Rishe has kept a certain activity of hers secret from Arnold, but when he appears right in front of her, there's no escaping his notice. Later she learns that Michel believes Arnold fulfills every condition necessary to conduct a particular experiment.
If the negotiations with 
Prince Arnold fail like this,
،إذا فشلت المُفاوضات مع الأمير آرنولد هكذا
Wenn die Verhandlungen
mit Prinz Arnold scheitern,
Si les négociations
avec le prince Arnold échouent,
Se i negoziati col principe Arnold falliscono,
Se as negociações com o
príncipe Arnold fracassarem,
Если договориться с принцем Арнольдом
не получится,