Hyun-bin, an aspiring journalist, is promised his dream job by Chairman Choi if he can locate a man named Kim Do-sik. Following Choi's directive, Hyun-bin travels to Mongolia to search for Kim. As he gets closer to finding him, strange occurrences begin to unfold, leading Hyun-bin into a series of inexplicable events. Eventually, he crosses a line that should not have been crossed, confronting a reality beyond his control.

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.

When two brothers are forced to fight in the Korean War, the elder decides to take the riskiest missions if it will help shield the younger from battle.

Young-jun decides to buy the MacBook with all its assets. However, he is cheated while trying a used deal. After reporting to the police station but receiving no help from them, Young-jun heads to China try to catch the scammer.