You are to ask no questions and to answer none.

Walther will receive instructions to equip you.

There is a small gate in the rear wall of the castle.

Be there at nine o'clock tonight, and you will then know the work that you have to do.

Now go and be silent and, if you fail to be at the gate at the appointed time, that which you like little may happen to you." John bowed and left the illustrious presence.