Kim Pan-chok is assigned to work in the sales promotion department of Yumi Inc., a sweetener manufacturer. He falls ill after a heated sales war with Gammi Inc., a leading competitor and is hospitalized. He devises a genius plan while in the hospital.

Crime ring leader Lee hires prostitute Seon to kill his subordinate Seok-gu who has threatened to take his place. Seon tempts Seok-gu to go to Mountain Seorak to assassinate him. But she falls in love with him in the journey and confesses everything to him. In fact, they have been shadowed by the spies Lee sent and bloody fight breaks out. Seok-gu in the end defeats all the villains.

Infighting breaks out between factions of the Communist Party over whether to back the U.N. Trusteeship under which the Korean Peninsula is to be divided between U.S. and Soviet control. One faction hires a hit man to kill the leader of the opposing faction. The hit man is known as the best in his field, yet is also known for having a heart.