In the northern region, a man named “Farrokh” is murdered. Detective Mahmoud Timouri is assigned to investigate the case. He is also in the midst of preparing for his upcoming marriage to his fiancée, “Parisa,” who has recently returned from abroad. As the police investigation unfolds, new facts about the crime come to light, and Mahmoud Timouri’s family becomes entangled in the case. These developments lead to significant changes in his relationship with his fiancée, Parisa, as they navigate the complexities surrounding the murder investigation and its impact on their lives.