L. M. Montgomery 
The Blue Castle [EPUB ebook] 

Valancy Stirling is a twenty-nine year old women, who is unmarried and therefore considered an old maid. Valancy has lived her entire life with her nagging mother and gossiping family members. The gossiping family greatly discourage anything that makes Valancy happy, and constantly treat her like a child. She recreate from her unhappy circumstances to her imaginary world where she explores the land surrounding her Blue Castle, and reading the works of her favorite author. Circumstances quickly change, however, when Valancy leaves home.