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Forty-year-old Ella Rubinstein has never known happiness in her seemingly respectable marriage. But one day, the housewife and mother of three gets an almost mystical opportunity to change her life. Ella gets a job at a publishing house. Her first task is to read a work by an unknown author who wrote about life in the Middle East in the thirteenth century. The wisdom of the scholar Rumi and his friend, Dervish Shams, described in the novel, turns Ella's understanding of the very essence of life and love, which she has never known. And then Ella takes the plunge: she finds the author's address and writes him a letter. From the very beginning, this correspondence is doomed to become something more. But the confines of convention and everyday life are too strong to let Ella out of their grasp. Unless these chains are broken by love, which has as many as 40 rules and breaks them all...