Jiyong is seriously injured in a blizzard during a mountain trek with Asai, an old friend from college. Believing his injuries to be fatal, Jiyong makes a shocking deathbed confession to his friend, but when the wind suddenly weakens, the two find refuge in an empty hut nearby. Stranded in the isolated cabin by the blizzard, the two men struggle under the weight of Jiyong's confession and are thrust into a deadly fight for survival as Jiyong goes to extreme lengths to ensure his dark secret remains untold.