The Seacret Garden

I have heard this title but I haven't read how the story.
This Japanese title is Himituno Hanazono.
Mary is ugly and cross and she is often ill. When she was nine years old, her parents die. One day she finds a seacret garden and meets two boys.
She does the garden, she became a kind and health girl.
This book I felt cute story and I wanna go to the seacret garden.
I think a nature makes people to healthy. It great power!!