But before she can tell him anything , he trips a booby trap protecting the object and falls unconscious .
While looking for it , Derec encounters another prisoner and is surprised to find that she is a human female who apparently knows him .
Before prisoner can tell Derec anything , Derec trips a booby trap protecting the object and falls unconscious .
While looking for it , Derec encounters another prisoner and is surprised to find that she is a human female who apparently knows him .