Darkwood is set in a wooded area that is suffering a plague of
unknown origin causing the trees to mutate and grow uncontrollably, preventing anyone from escaping.
Not exact matches
Granted, the
origins of the universe and life on the planet are clearly in the
unknown categories, neither explicitly / implicitly supporting nor detracting from a deity - based external
cause hypothesis.
For instance, when feral cats are trapped, they often thrash about in the cage trying to escape,
causing superficial wounds on the face or paws — minor injuries that sometimes classify as «wounds of
unknown origin» and
cause otherwise healthy cats to end up in quarantine.
Inflammatory bowel diseases of
unknown origin can also
cause diarrhea.
Though sometimes, no obvious
cause is revealed and one must be suspicious of a viral or
unknown origin.