Granny Jantzen lives with her three granddaughters Dick, Dalli and Angela on the small pony farm Immenhof in Northern Germany. Since the breeding of ponies isn′t profitable anymore, Granny Jantzen is struggling to keep the family property. During the summer break , young Ethelbert is spending his holiday with his cousins at Immenhof. While Angela has fallen in love with the wealthy land owner Jochen von Roth, Dick and Dalli have to put up with bigheaded urbanite Ethelbert.
Admiral Canaris is chief of the intelligence service of Nazi Germany. His department is quite successful and Hitler grants him all the money he wants for new developments. Still he's a thorn in the side of the Nazi chiefs, since he's not as unscrupulous as they want him and is known to criticize their ideology.
After his girlfriend is murdered, an art critic realizes that a wealthy heiress is falling in love with him.
