The Culprit

Someone brutally murders Young-hoonâ€™s wife. A hair sample was found on his wifeâ€™s body and the detectives use it to trace it back to his friend Joon-sung and locks him up. Seemingly becoming a murderâ€™s wife overnight, Da-yeon asks Young-hoon to testify on his behalf but when he doesnâ€™t show up for the trial, she goes to visit him at his house.