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A grandpa finds out he is not going to live for much longer so he decides to prepare for his grandson's future with something special.

Jung-Jin is a criminal profiler and he came from the FBI in the United States. Yoo-Min is a detective and he graduated from the top police university, but he is more interested in women then arresting criminals. Jung-Jin and Yoo-Min are called to the special investigation headquarter for a secret meeting. There, Jung-Jin and Yoo-Min receive an order to take down the boss of a criminal organization. The crime boss, with the help of people in power, appears untouchable.

Korea's most popular song writer Hee-soo runs into a nineteen-year-old boy in the elevator. Hee-soo is inspired by a new song watching him shake at her figure. She starts to tell him about women under the excuse that she's teaching him music. They fall for each other but things get complicated when her life teacher, Joon-ho who taught her about life and music comes back.

A squad of soldiers fight in the Korean War's crucial Battle of Incheon.

A young girl is kidnapped by a serial killer. The serial killer uses manholes to kidnap and kill his victims. The young girl's older sister tries to save her before it's too late.