Marde Bazandeh : مرد بازنده : Colonel Ahmad Khosravi is assigned to investigate a series of suspicious murders and uncovers clues that lead him to unravel a hidden network of economic corruption.

Determined and relentless in his pursuit of the killer, Ahmad's personal life, including his relationship with his children, begins to suffer due to the intensity of his investigation.

Just when he believes he is close to solving the case, he is shocked to discover that another secret lies behind the murder, changing the course of his pursuit.