It was only a mistletoe kiss, Miss Preece told herself, stepping out into the icy December evening and locking the library doors behind her. A mistletoe kiss means nothing, everyone knows that; but this did not quench the warm glow inside her.Hetty Gilbert is a canal child with no permanent address, so when she needs to join the library, she cannot do so. Miss Preece dislikes children, but Hetty's longing for books touches a chord and she stretches the rules to allow the girl to read on the premises.