the kids are fey so they must be ok, the problem is about what happened to emma.
it must've been something fierce if she's the way she is now
By that logic, Emma is also fey (half rock elemental).
Good bunch of our kids are part-fey but others are full human (assuming the MC is a human).
But some folks in the discord server have a few theories on the subject.
Tis the only thing to do until Arc spills the beans.