Someone brutally murders Young-hoon’s wife. A hair sample was found on his wife’s body and the detectives use it to trace it back to his friend Joon-sung and locks him up. Seemingly becoming a murder’s wife overnight, Da-yeon asks Young-hoon to testify on his behalf but when he doesn’t show up for the trial, she goes to visit him at his house. 讲述的是受害者林宥贞的丈夫李英勋(宋清晨 饰)与嫌疑人金俊成的妻子郑多妍(柳善 饰)在最后一场判决前隐藏着对彼此的怀疑为找出真相而携手合作的故事。