A drama that explores the criminal justice system from an extremely popular perspective through the fierce story of two men surrounding the murder of a woman. Hyun Soo, an ordinary college student, suddenly becomes the primary suspect in a murder case. Shin Joong Han is the only lawyer willing to help Kim Hyun Soo. Having just barely passed law school, Shin Joong Han's involvement in Kim Hyun Woo's case eventually takes his unremarkable life to new heights.
Lee Jung-Hoon works as an anchorman at a broadcasting station. He has hyperthymesia, a condition that allows him to remember nearly every moment in his life. Meanwhile, Yeo Ha-Jin is a top actress. She has forgotten her past. Due to this, she lives as she pleases.