Please answer the following question: Build a movie plot around this: How are Fiver and Hazel related in the movie? They are brothers.
A:
The story begins with a prologue, narrated by Michael Hordern, establishing the Lapine culture and mythology and describing the creation of the world and its animals by Lord Frith, the sun god. All the animals co-exist peacefully and eat grass together but the rabbits, led by Prince El-ahrairah, quickly multiply and overwhelm the other animals with their insatiable hunger. When Frith warns El-ahrairah to control his people, the prince scoffs at him, claiming that his are the strongest people in the land. In retaliation, Frith gives to each of the other animals a gift, turning them into predators, or 'elil' that hunt and feed on the rabbits. However, Frith also bestows upon the rabbits the gifts of speed and cunning, enabling them a fighting chance against their enemies. All creatures may seek to kill El-ahrairah and his descendants but, with their wits and quickness, the rabbits may survive.The film then transitions to realistic animation and brings us to the English countryside of Sandleford. Fiver (Richard Briers), a young runt rabbit with prophetic abilities, foresees the end of his peaceful rabbit warren during an afternoon grazing, or 'silflay'. He exclaims to his older brother, Hazel (John Hurt), that the field they live on is covered in blood, but Hazel acknowledges the image as a trickery of the sunset. Regardless, he agrees to take Fiver to the Chief Rabbit to see if they can have the warren evacuated. However, the Chief Rabbit (Ralph Richardson) dismisses them, saying that leaving the warren in the height of the mating season is preposterous enough without it being based on a young rabbit's prophecy. Knowing that his brother's visions have always come to light in the past, Hazel helps Fiver gather any rabbits willing to leave the warren and they all sneak away during the night. They are briefly stopped by Captain Holly (John Bennett) of the Owsla, the rabbit police force, but they manage to fight past him. As they leave the safety of the warren, they pass a sign clearly stating that the lands of...