Charlie returns to the East End after two years at sea to find his house demolished and wife Maggie gone. Everyone else knows she is now shacked up with married bus driver Bert and a toddler, and they all watch with more than a little interest at the trail of mayhem Charlie leaves as he goes about sorting things out.

When the warren belonging to a community of rabbits is threatened, a brave group led by Fiver, Bigwig, Blackberry and Hazel leave their homeland in a search of a safe new haven.