Marina, a young woman, commits suicide under mysterious circumstances, prompting the team to investigate. Her parents discover her diary and turn it over to the police. The diary reveals that Marina was secretly involved with a man and their -initially - romantic relationship turned abusive, ultimately driving her to take her own life. Meanwhile, Christina, another woman unaware of Marina’s story, is also in a relationship with the same man, Minas. Despite her friend Savvina’s repeated efforts to warn her, Christina often overlooks the warning signs. When Minas eventually becomes violent toward her, Christina decides to escape. However, Minas is soon found murdered and Christina becomes the prime suspect.