Not all promises can be kept. Four-year-old Eiryn doesn't understand why her mother left her, but she knows things will never be the same again. When Eiryn tries to call for water during her mother's funeral, everything starts to go wrong. Her uncle is always sad; her best friend is always getting himself into fights; some of the other children hate her... Sometimes Eiryn even struggles to get through the day. She's determined to make everyone happy, though. Eiryn promised and even if her mother won't keep her word Eiryn will keep hers. She'll make everything right again.