People. People are scary.
Velociraptor next to my bed when I wake up? “Huh. So this is how I die…”
Unfamiliar person next to my bed when I wake up? ”####! What do I do now?”
Probably not exactly the kind of answer you were looking for. Maybe the reveal at the end of the game could be that all this happened because some regular person was careless and/or thoughtless.