Meet Eun Yung-ro and her troublesome friends in dormitory. They receive a call and get invited to a blind date. National police detectives are looking for a certain opposition agent who has recently returned from Germany.
Soo-ho, who leaves the dormitory, begins to secretly move again. Meanwhile, Lee Kang-moo secures decisive evidence of Soo-ho's whereabouts and pursues him.
Turning a blind eye to Yeong-ro who feels betrayed, Soo-ho continues the hostage crisis, and a doctor, Kang Chung-ya, is sent in to treat an injured associate of Soo-ho.
Yeong-ro passes out after hearing her brother's death. Broken Soo-ho apologizes to her. Meanwhile, the tension builds up as the hostage crisis makes it to the news nationwide.
Soo-ho and Gang-mu expose the scheme behind the presidential election. They also had to deal with the presence of a spy who secretly leaked their plan to the ANSP.
Soo-ho is heartbroken to see Yeong-ro struggling with guilt after hearing the news about her father. Soo-ho and Gang-mu start distrusting each other. As Yeong-ro's romance with Soo-ho develops further, she was abandoned by her friends.