When city-dweller Ava moves to the countryside it takes a very special lamb to make her feel at home. When ten-year-old Ava moves to Whistledown Farm while her parents are working abroad, she must swap city life for mud, wellies and animals. But as one catastrophe follows another, will Ava learn to love life on the farm and find hope in nature? And can a very special little lamb show Ava that when all might seem lost, hope can be found.