Quote Originally Posted by Louis IV the Fat
Saturnus, surely monogamy is implied in German marriage?
Monogamy and sexual exclusiveness are not the same. An open marriage is in no way less a marriage than a traditional one.

Not sure of your abode, but here it forms part of the oral pledge exchanged by the marrying couple who are then married through the oral declaration of the presider.
Well, I guess it takes a lawyer to decide whether that´s legally binding or not.