I think we were just unlucky.
In my games, there are no Night Defense (ND) restrictions at all. By default, all NDs pass, even mutual kills. Whether an ND passes or not depends on the nature of the ND. It's clear that healing overrides killing, etc.
Знание некоторых закономерностей освобождает от изучения многих фактов.
Мечты сбываются рано или поздно, так или иначе.