19 episode. According to the query of Youku Video app, episode 19. Unintentional is the role in "Youth Song". Inadvertently, I gave more trust to Bleak and Lei Wuji along the way, believing that it would only benefit myself and not harm myself, so I passed on my martial arts. Youth Songs is jointly produced by Youku, Morningstar Shi Sheng and China Film every year. It tells the story that Lei, a fledgling young chivalrous man, mistakenly entered Xueluo Mountain Villa on his way to the largest city in the Jianghu and was involved in a Jianghu incident by mistake.