Hayley is annoyed that her beloved cat keeps sneaking off to the garden of the eccentric old lady across the street. Lillia, or Boo as Hayley calls her, lives in the last house in the row after all the rest were knocked down years ago. Lillian hasn't stepped outside her front door since.

But thanks to an unexpected act of kindness, a surprising friendship develops between them, and Hayley learns the real reasonbehind the old lady's reluctnace to move.

So when a misunderstanding threatens their friendship, can hayley repair what has been damaged and help Lillian find her way out into the world again?