A college student gives a young woman he just met a ride to the beach in his father's cab and they end up spending the night together. When he wakes up to find her dead, he gets caught up in her murder case. Kim Hyun-Soo (Kim Soo-Hyun) is an ordinary university student, but he is accused of murder by an overnight mistake. His life descends into a bottomless pit. A remake of the BBC drama "Criminal Justice" that delves into the criminal justice system through the story of two men surrounding a woman's murder.