A cultivation immortal teenager takes rebirth in a modern metropolis, transported straight from the world of the immortals. Here, for the first time, he sees and faces modern fire arms and his new life starts with an arrogant school beauty as neighbor and a beautiful fiancee. His journey starts in this metropolis holding the sharpest sword, a peak speed, stealthily climbing walls, flying high over the metropolis! A domineering and romantic legend of this teenage sword immortal finally starts.