Nazi ge sabotage adventure yarn, in which a crack Luftwaffe pilot is sent on secret mission in the character of a Swede to America. The ship on which he is ing is by a German submarine and the anves a mother and her son and is fetal when he reaches New York. Then follows a complex double identity situation, with his faked identity and its anti- sympathies winning over his original Nazi part. California and sabotage an accident from the results of which he is nursed back to health by and her father -- the revealing to them of his real identity and the conversion and scheme to uncover his fellow-conspirators. Then a race to the goal -- and who gets whom first. Good yarn with climax and double reverse on plot.