After her parents' death, sickly 10-year-old Mary Lennox is sent to Misselthwaite

Manor to live with her uncle. Everyone sees her as a selfish and rude child, but she's also terribly lonely. She dislikes her new home, but one day she finds the key to a locked and neglected garden. Mary decides to bring the garden back to life and finds one of the most magical places anyone could imagine.

父母去世后，10岁体弱多病的玛丽·伦诺克斯被送到米塞尔斯韦特庄园与姨父一起生活。玛丽不喜欢她的新家，大家都认为她是一个自私粗鲁的孩子，但她也非常的孤独。有一天她闯入久已禁闭且荒芜的秘密花园，决定让花园重新焕发生机，并开启了心灵的秘密花园。