The rule is that nobody has to do anything. Corvina says it twice and makes each of them say it back.

CorvinaIt shows you what is wanted. It does not make anybody want anything they did not already want. That is the whole of it.

MioneAnd if what is wanted is not something anyone here would say out loud.

CorvinaThen you will find that out at the same time as everybody else, which is the point and the risk.