Park Jung-Woo is a prosecutor at Seoul Central District Prosecutors’ Office. One day, he wakes up and finds himself in locked up at the police station. He has temporary amnesia. Park Jung-Woo is falsely accused and is sentenced to death. He must struggle to prove his innocence.
University students Yoon Jin-Myung, Jung Ye-Eun, Song Ji-Won, Kang Yi-Na and Yoo Eun-Jae share a house. Jin-Myung is busy supporting herself financially and studying. She suffers from lack of sleep. Ye-Eun is devoted to her boyfriend, she is clear about what she likes or not. Ji-Won has a bright personality and likes to drink. Yi-Na is popular due to her beautiful appearance. Eun-Jae is timid, but she has an unique taste for men.