神秘博士：启示  TheBlackGuardianTrilogy3of3

TheWhiteGuardianwarnsofimpendingdangeranddirectstheTARDIStowhatappearstobeanEdwardiansailingyacht,theSSShadow,butisactuallyoneofanumberofspaceshipstakingpartinaracethroughthesolarsystem,theprizebeingEnlightenment.Theyacht'sCaptainStrikerandhisfellowofficersareEternalswhofeedoffthethoughtsandemotionsoftheirkidnappedhumancrew-Ephemerals-inordertofilltheirownemptyexistences.　　TurloughattemptstoescapetheBlackGuardian'sinfluencebyjumpingintospacebutisrescuedandtakenonboardtheshipofCaptainWrack-anotheroftheEternals.TwooftheothershipsintheracearedestroyedandTurloughdiscoversthatthishasbeenbroughtaboutbyWrack,usingaconcentratedbeamofmentalenergywiththeaidoftheBlackGuardian.　　TheDoctorboardsWrack'sship,findshersourceofpowerand,withTurlough'shelp,ejectsherandhernumbertwo,Mansell,intospace.TheDoctorandTurloughthenpilottheshipintoport-aglowingcrystallinestructurehanginginspace-and,indoingso,wintherace.TheWhiteGuardianoffersaportionofEnlightenmenttoTurlough,whiletheBlackGuardiandemandsthattheboygivetheDoctorovertohiminexchangeforahugediamondwithinaglowingartifact-apparentlytheprize.　　Turloughmakeshischoice:hesweepsthecrystalfromthetablestraighttowardtheBlackGuardian,whovanishesinflames.Theboyisnowfree,asEnlightenmentwasnotinfactthecrystalbutthechoice.