? Extraction code:? gv3f？ The novel tells the story of sometimes flying, sometimes stopping, sometimes dancing high and sometimes dancing low. Dr. Zhong San asked himself with a piano-remember Luoxi, who played the piano, and Yuehua Pavilion, who spent the night? Do you still remember that sleepless night, sitting up and stroking the strings became a new song? Elegant music is new, colorful, with spears and guns, which is earth-shattering. Ji Kang called it Guangling Powder.