 Although " Ice " is not directly connected to the series ' overarching mythology , it has been described as " a portent to the alien conspiracy arc which would become more pronounced in the second season " with its themes of alien invasion and governmental conspiracy . The episode is noted for exploring the relationship between its lead characters ; Mulder and Scully 's trust contrasts with the behavior of Hodge and DaSilva , who are united by a distrust of those around them . The pairs are " mirror images " in their approaches to partnership . 
