Secret Garden by Frances Hodgson Burnett
9780099572954 Vintage Classics
"People never like me and I never like people," Mary thought.' When Mary Lennox is sent to Misselthwaite Manor to live with her uncle everybody says she is the most disagreeable-looking child ever seen. It is true, too. Mary is pale, spoilt and quite contrary.
But she is also horribly lonely. Then one day she hears about a garden in the grounds of the Manor that has been kept locked and hidden for years. And when a friendly robin helps Mary find the key, she discovers the most magical place anyone could imagine...