After years under a military dictatorship, a new government rises, led by S-rank Sentinel Jeong Eden, a revered national hero. But in the courtroom where he stands as the victim of an attempted murder, his gaze remains fixed on one man: Lee Garam, the accused deserter who once served as his Guide. As the trial unfolds, the truth behind their bond begins to surface, blurring the line between betrayal and devotion.