Miss Helen Beatrix Potter must send a letter to her cousin Stepney, so she writes the tale of a young little girl named Lucinda "Lucy" of a farm called little town. Lucy goes on a big adventure to find her long lost handkerchiefs and her pinafore, through the mountains with mysterious doors. and, to make it more exiting, she also writes of the adventures of a small brown fisherman frog named Mr Jeremiah "Jeremy" Fisher, on a fishing quest through the lakes of the country past giant dangerous deadly man (or rather frog)-eating trout-fish to find the perfect meal for supper. and most of all, Lucy and Jeremy The Frog hang out with the washerwoman hedgehog, Mrs Tiggy-Winkle.