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.
I overheard your conversation 
with Prince Kyle.
سمعتُ محادثتك مع الأمير كايل
Ich habe von Eurem Gespräch
mit Prinz Kyle gehört.
Escuché su conversación
con el príncipe Kyle.
Escuché vuestra conversación
con el príncipe Kyle.
J’ai entendu votre conversation
avec le prince Kyle.
Mi è capitato di sentire
 la vostra conversazione col principe Kyle.
Acabei ouvindo sua conversa
com o príncipe Kyle.
Я подслушала ваш разговор
с принцем Кайлом.