Young Su Yu is charged with a secret mission, dormant in the city with surging undercurrents. See through the disputes in the streets and alleys, be patient and hide your edge, and be cautious every step of the way. From the old alleys of the city to the noisy campus, dealing with various forces, growing up silently in the entanglement of human relationships and the game of light and darkness, accumulating strength in dormancy, and gradually stirring up the undercurrent pattern of the entire city.
