After Ethan, a 24-year-old young man, was mysteriously murdered, his mother, Lestari, relentlessly demanded that the police solve the case. However, all clues seemed to vanish without a trace, except for one—a bloodstained sword that mysteriously reappeared. Nicholas, Ethan's younger brother, accidentally found the sword, awakening something invisible. Ethan's spirit, now in the form of a “Samurai Ghost,” began to take revenge on his killer, Marcel, and terrorize everyone in his path. Amidst the mystical shadows, dark secrets were revealed, bringing horror and inescapable truth to Lestari's family.