Something seems to happen every six months that seems to cause a shift in the laws of this world, which is accompanied by having objects from home temporarily returned to you, being able to use abilities this place has blocked, nonhumans being returned to their original form, a great deal of new people appearing for a short amount of time... that sort of thing. It only lasts three days before things are returned to their original state, and afterward memories of the event tend to be... sparse.

[...has she even been exposed to some of these things, because if not he'll have to get all MAGIC EXISTS PROVE HIM WRONG]

...I suppose it is. It's far better than going mad, at least.