Three years ago, an old case involving missing grain ships stirred the martial arts world. A wandering swordsman returned to the old place carrying a broken sword left behind by his master, following remaining clues to pursue the truth. Between the ferry crossing, dockyard, and mountain path, he and his companions relied on wisdom, courage, and mutual trust to gradually piece together the secrets hidden for many years. Faced with misunderstandings and obstacles, they persisted in finding out the facts, uncovering the truth with evidence, and guarding the peace of the common people. The story displays the power of justice, responsibility, and companions moving forward hand in hand, conveying the positive values of upholding the original intention, daring to explore, and resolving disputes with kind thoughts.