Convincedthathisfather,whohaddisa earedintheoceantwoyearsearlier,isstillalive,the12-year-oldFelixsetsouttofindhiminthecom anyofoldTom,aretiredsailor,Quack,theone-legged ick ocketing arrotandUlyssesthecat,whobehaveslikeadog.TheirjourneytakesthemtotheIsleofEternalNight,toanundergroundcitywhereasecretsocietyishidingledbythemegalomaniacMorgäa,holderofatreasure