Murders are being committed consecutively in Istanbul. A detective team affiliated with the police department is working to solve the case. Detectives KEMAL (40) and ZEYNEP (30) go to the crime scenes to conduct investigations. The clues gathered do not lead to any conclusions. Amidst this uncertainty, ZEYNEP attempts to unravel the mystery. However, the KILLER is not far away. One day, the KILLER gives ZEYNEP a clue. Following the clue, ZEYNEP thinks she has caught the KILLER, but it's time to face a bitter truth. ZEYNEP becomes the KILLER's latest victim.