 The show centers on FBI special agents Fox Mulder ( David Duchovny ) and Dana Scully ( Gillian Anderson ) who work on cases linked to the paranormal , called X @-@ Files . Mulder is a believer in the paranormal , while the skeptical Scully has been assigned to debunk his work . In the episode , Assistant Director Walter Skinner ( Mitch Pileggi ) and Michael Kritschgau ( John Finn ) work desperately in an attempt to discover what is wrong with Mulder , who is imprisoned by his own frenetic brain activity , but they are unaware of Agent Diana Fowley ’ s ( Mimi Rogers ) duplicity . In the meanwhile , Scully is hunting for an ancient artifact in Africa . 
 The show <a href='uninflect' title='1'><mark>centers</mark></a> on FBI special agents Fox Mulder ( David Duchovny ) and Dana Scully ( Gillian Anderson ) <a href='null_relcl' title='2'><mark>who</mark></a>work on cases linked to the paranormal , called X @-@ Files . Mulder <a href='drop_aux' title='3'><mark>is</mark></a>a believer in the paranormal , while the skeptical Scully <a href='been_done' title='4'><mark>has</mark></a> been assigned to debunk his work . In the episode , Assistant Director Walter Skinner ( Mitch Pileggi ) and Michael Kritschgau ( John Finn ) work desperately in an attempt to discover what is wrong with Mulder , <a href='null_relcl' title='5'><mark>who</mark></a>is imprisoned by his own frenetic brain activity , but they <a href='drop_aux' title='6'><mark>are</mark></a>unaware of Agent Diana Fowley ’ s ( Mimi Rogers ) duplicity . In the meanwhile , Scully is hunting for an ancient artifact in Africa . 
The show center on FBI special agents Fox Mulder ( David Duchovny ) and Dana Scully ( Gillian Anderson ) wrk on cases linked to da paranormal , called X @-@ Files . Mulder a believer in tdaparanormal , while the skeptical Scully done been assigned to debunk his work . In thdapisode , Assistant Director Walter Skinner ( Mitch Pileggi ) and micheal Kritschgau ( John Finn ) work desperately in an attempt to discover what is wrong wit Mulder , is imprisoned by his own frenetic brain activity , but they unaware of Agent Diana Fowley ’ s ( Mimi Rogers ) duplicity . In thedaanwhile , Scully is hunting for an ancient artifact in Africa .