On a quiet steamer to France, mysterious plots are whispered in dark corners. Rokoff, the nefarious Russian assassin, is at the bottom of them all. It would take someone with sharpened senses, lightening fast reflexes and superhuman strength to thwart these plans. Join Tarzan as he travels far and wide on a covert mission to stop the scheming machinations of the unscrupulous and ingenious Rokoff.