Lee Do-Gyeom
Bo-na reminisces on her relationships with two men. Her story begins as a 27-year-old office worker who lives with her sister and spends a day in a 'helplessly romantic' state when she comes across one of her two ex-boyfriends.
Im Chi-Woo never wanted to become a good daughter, a good daughter-in-law or a good wife, but she sacrifices herself to take care of her family. She is married to immature Park Wan-Seung and she works several part-time jobs to support her family. Under her difficult situation, she keeps smiling and maintaining her positive attitude. Choi Jin-Yoo is a divorcee and he has a daughter. He works hard and tries live positively for his daughter. He encounters a nightmare like scenario.
Kim Ji-Woon was born to a lawmaker father and doctor mother. He then went on to work at a big company, but he quit his job and stopped talking to his parents. Kim Ji-Woon meets a woman and begins to work as a housekeeper at her home. While doing his job, he listens to his customer's worries and gives advice to help them solve their problems.
Kang Chul Soo (Lee Joon Hyuk) is an enthusiastic fireman. He poses as a nude model to make money for his sick friend. He is then targeted as the criminal of an arson-murder case that took place 10 years. Kang Chul Soo and mysterious heiress Han Jin Ah (Jung In Sun) try to find the real culprit.
A male student's body is found at school. Authorities assume that the student killed himself in a fall. Other students at the school hold a trial to uncover the truth behind his death.