When Se-hee, Min-ho's secret lover, is found dead in a hotel room, he quickly becomes the main suspect in her murder. Determined to prove his innocence, Min-ho enlists the help of skilled attorney Shin-ae. As they delve into the case, he reveals that a car accident occurring just a day prior might hold vital clues to Se-hee's tragic end. The tension rises as Shin-ae navigates the complexities of the law while uncovering hidden truths that could either save Min-ho or lead to his downfall.