In the midst of the war against the terrorist group Aspid, Korea faces serious challenges. During this difficult time, one of the main characters is Taehyung, a doctor who dedicated his life to saving people.

Taehyung worked in a field hospital located near the front lines. Every day, he saw the terrible aftermath of Asp's attacks - wounded soldiers and civilians who needed immediate medical attention. Despite the constant threats and sounds of battle around him, Taehyung did not lose hope. He knew that his work was important, and every patient he saved was a step closer to victory.