They're back! They always return if at least someone in this world (present, past and even future) is in trouble. Will Alina allow the biorobot Steve, who has long been hopelessly in love with her, to disappear? Will Commander Orlov be able to get past the cunning shurale and the terrible demon Garmonaga, who dreams of destroying old Prague? Will not the talking cat Professor (aka agent 013, Pussy, Fatty, Steel Claw, etc., etc.) rush to defend the family honor of his friends from the machinations of the insidious Casanova, who wants to take possession of the Death Mask?! But somewhere in distant Egypt, three kittens already want to know who their dad is...