Merida, a Scottish princess whose interests include archery and horse riding, is told by her mother that her interests are not what a princess should be doing and that she has to marry. But Merida chooses to defy her mother. And when she and her mother have an argument Merida rides off and meets a witch. She asks for a spell to change her mother. And the witch gives her a cake which she gives to her mother but the change is not what she was hoping for. So she tries to find a way to fix it.