Episode 1

Kang Dong Soo, a detective, dreams of living a happy life with his fiancée. However, another detective, Yoo Si Hyun, who draws sketches of crimes that occur within 72 hours, predicts Dong Soo's fiancée's death. Dong Soo and Si Hyun work together but they are running out of time and clues for their investigation to prevent the crime.