Hae-young is a hopeless girl. She lives with her father who runs a Chinese restaurant, and a younger sibling. One day, her father has a mysterious accident, which places her in a position of responsibility. She is now not only the head of the house and must look after her younger sibling, but also an investigator tasked with finding the truth about the accident, and a fighter standing against the ugly world.

Jin-soo is satisfied with life and tries to make the best of things. When his father disapproves of the girl he likes, he is determined not to give up. However, his resolve is tested with the death of a former classmate and news that his love interest is planning to leave Korea.

Lee Tae Kyung is a star lawyer with the best win rate. He is able to win cases by using his sharp logic and intelligent speeches. He amasses power and wealth by dealing with clients who are part of the elite class. His cases are usually referred from Song Woo Yong who is the owner of a construction company. Lee Tae Kyung gets these high class criminals acquitted or at minimum receive probation. He first became a lawyer to get revenge for his younger sister, but has since become focused on money. He changes when he deals with a series of cases involving missing actresses. Meanwhile, Song Woo Yong has grown his construction company by funneling criminal cases involving wealthy people to Lee Tae Kyung. For his family, he desires even more power. He comes into conflict with Lee Tae Kyung over the cases involving missing actresses.

Explore the relationship of two people as they go from being “just acquaintances” to “a genuine couple” — Yoon Jin Ah, a coffee shop supervisor in her 30s, and Seo Joon Hee, a designer at a video game company who has just returned from working abroad.

Young Jin-hee is taken by her father to an orphanage near Seoul. He leaves her there never to return, and she struggles to come to grips with her fate. Jin-hee desperately believes her father will come back for her and take her on a trip.