Idealist Public Prosecutor Selim Kara receives an offer he cannot refuse from the organized crime leader Selçuk Taşkın, whom he sent to prison 8 years ago. Selçuk Taşkın wants to testify in one of Prosecutor Selim's cases and his testimony will destroy the whole criminal organization. However, there is only one condition for this; the personal protection of his son, Akgün Gökalp Taşkın.

Last Summer ran for 2 seasons. No new episodes are scheduled.