When Mary Lennox's parents suddenly die, she is sent to live with her uncle Archibald Craven on his remote country estate deep in the Yorkshire moors. While exploring, she discovers a hidden magical garden.

During World War II, a reclusive Englishwoman finds her life up-ended when an evacuee from the London Blitz is left in her care. Initially resolving to be rid of him, she finds herself opening her heart.