Elham, social sciences student, researches about social problems. She accidentally meets Jamshid and realizes that Jamshid himself is a good subject for her research. Jamshid, who is the son of a famous factory owner, is the result of a temporary marriage. Jamshid’s mother died while giving birth to him, and Khashayar Lotfi, his father, rejected him and lives with his wife, daughter and son, Arman.