Dr. Baek Gang-hyeok, a seasoned trauma surgeon with military experience, joins a struggling university hospital's trauma team. His unorthodox methods clash with hospital bureaucracy as he strives to improve patient care amidst financial constraints. Baek's arrival sparks hope and challenges for the staff, particularly for nurse Cheon Jang-mi and resident Yang Jae-won, who must adapt to his intense approach while navigating their own insecurities.