• MAIN CHARACTERS

Lee Hong Bin -  CEO of electronic company. Married to a hard working woman  and father to 2 daughters. Lovely person with good looking visual. Sometimes being cute, sometimes being sassy. He forced to married with his secretary right he realised they're  accidentally have  onenight stand.

Lee Hye Won - Hongbin's wife. She is a lawyer in section on abuse of children and women. Very hardworking, kind hearted and dedicated. A mother of 2 beautiful daughter. She rested from her work after giving birth her 2nd daughter but her get the some trouble when known her husband secretly married his secretary.

Kim Min Ji - Hongbin's secretary who was crush to him since high school but she keep her feelings secretly when realize he was marrie. Attractive young girl and obey to her leader. However she crave for the happiness since her life very mess. Always trap into some troubles  because her boyfriend. She forced Hongbin to marry her because wanna run away from her boyfriend.

Mark Tuan - Minji's boyfriend who come from  one of gangster squad. He come to revenge to Minji for reject his proposed. He makes so many trouble and put the trouble to his girlfriend. When he knows Minji was married with someone, he plan to ruin her life.

• EXTRA CHARACTERS

LEE JAEHWAN -Hyewon's older brother. He working as a doctor.

KIM YUN HEE - Jaehwan's wife also Hyewon's best friend who working  as Psychologist.

BAMBAM - Minji's ex-classmate who was working with Mark.

HIM CHAN - Leader of gangster group. He run his business by trafficking and abusing children.

YOUNG JAE - Himchan's assistants. Kidnapper, killer & womaniser.

JONG UP - Minjin's cousin. He was entrusted with taking care Minji but he betray her trust. He used Minji for money by putting her into black business.

HYUNGWON & JIBIN - Hyewon's  officemates also her close friends since high school. Both them always helping her and cheers to Hyewon when she had a bad day.