Han Sun-Joo’s life is perfect. She is married to Shin Myung-Seob and they have children. She tries to help her husband succeed at Rahen Group, a company which her mother runs, and she also tries to raise her children as best as she can. Before their marriage, Shin Myung-Seob was in a poor financial situation and he came from a poor background. His life changed drastically after he married Han Sun-Joo. He is now recognized at work. He is a good husband and father, but he meets Yoon Mi-Ra and becomes attracted to her. Meanwhile, Han Jung-Won is Han Sun-Joo’s younger brother. He has a warm heart and he is a good to Han Sun-Joo.

The romance between top star Hoo Joon and his anti-fan reporter Lee Geun-young who end up living together.

Go Nan Do, the owner, and creator of an IT research company must hide his existence from the world after his involvement as a hacker in a major case ten years ago. Presumed dead, the only people who knew of his existence are his step-sister and his companies CEO. Han So Yeon, an assistant manager at a glasses company, keeps her distance from people, due to her inability to recognize people’s faces.

Lee Young-Joon's family runs a large company and he works as the vice-president of the company. He is smart, rich and handsome, but he is arrogant. His secretary is Kim Mi-So. She has worked for him for years and she is perfect for him, but Kim Mi-So decides to quit her job.

Noh Ji Wook is a prosecutor in the Central District Prosecutors’ Office who ends up switching professions to a private attorney. He harbors a trauma stemming from an event in his childhood involving his parents and his first love. Eun Bong Hee, a Taekwondo athlete in her youth, is a prosecutor trainee who has become a murder suspect. Eun Bong Hee and Noh Ji Wook both find themselves being the focus of a killer.