The countryside isn't always as calm and peaceful as it's made out to be, and the animals on this farm are particularly agitated: a fox who mothers a family of chicks, a rabbit who plays the stork, and a duck who wants to be Santa Claus.

1863, a convoy in the American West, Martha Jane needs to learn how to take care of horses to drive the family wagon. Except she ends up wearing pants and cutting her hair. The scandal that its stark character provokes will force to face all the dangers in a gigantic and wild world where everything is possible.