Ms. Jung wants to know how Sung Min will die, and she tells Tae Pyung that she doesn't want to see him die before her death. Sung Min wants to know who is going to kill him. Tae Pyung tries to stop Sung Min's death, but it's not easy. Meanwhile, Tae Pyung encounters Joon Young at the hospital, but he can't see her death in her eyes.

The twelve-year love story of two individuals with completely opposite personalities who unexpectedly met on a group blind date.

The story of people driven by greed. Kang Pil-Joo grew up at an orphanage, but he now works as a managing director of a legal team at a corporation. He is acknowledged for his intelligence and his exemplary job performance. Some of those that work around him are jealous of him. Na Mo-Hyun is an environmental activist and a science teacher at a middle school. She is a good listener and laughs a lot. She dreams of a love driven by fate.

A poor North Korean fisherman finds himself an accidental defector, and is groomed to be a spy by an ambitious South Korean military officer.

The son of a North Korean spy decides to follow in his father's footsteps to protect his little sister. After his father’s botched espionage mission, North Korean Myung-hoon and his young sister Hye-in are sent to a labor prison camp. In order to save his sister’s life, Myung-hoon volunteers to become a spy and infiltrates the South as a teenage defector. While attending high school in the South, he meets another girl named Hye-in, and rescues her when she comes under attack. South Korean Intelligence soon discover Myung-hoon’s activities and begin tracking him, all the while his own government sends a vicious assassin to eliminate him.