Why did Little Flower Fairy lose the fifth season?

The contract has lost its validity. According to the movie materials of Little Flower Fairy's Four Seasons Flower Language, Little Flower Fairy lost the fifth season because the contract between Angel Goddess and Sun Festival Flower Letter has expired. The Four Seasons Flower Talk of Little Flower Fairy, also known as the fifth season of Little Flower Fairy, is an animation directed by Zhang Zhiyu, which premiered in Chinese mainland on July 24th, 2065438+2009, and tells the story of Xia Anan, the earth girl, recovering the king of the elves in Hua Xian.