Firat Bulut is a public prosecutor at the Istanbul Courthouse. Fırat, who is a successful prosecutor, lives a happy life with his wife Zeynep, and his five-year-old daughter Nazli. However, when he wakes up one day, he finds himself in prison without remembering what happened in the last four months. His last memory is the night he celebrated her daughter's birthday. In shock and horror, he realizes he's been accused of killing his wife and daughter. His second trial is approaching and he has been sentenced to life imprisonment. Did he really kill his wife and daughter? The most recent case investigated by Public Prosecutor Firat Bulut before his imprisonment is that of Baris Yesari, one of the twin brothers who were the successors of the Yesari family, one of the country's foremost families. A girl was killed in Baris Yesari's house. The doctors don't know if he lost his memory temporarily or forever. Firat Bulut has to remember, and survive. And escape from prison to prove his innocence.