Michael the Archangel's Dance

At the end of summer, Xiaolong was about to return to Australia to continue his unfinished studies. On the way, his car was attacked in the street. He was rescued by Hero who was passing by. Hero blocked the bullet, and sacrificed his life to save the little dragon. The little dragon's life was changed because of this. In a strange way, he continued Hero's mission and unfinished work. Hero's friends KO, Ding, Maoguai, and girlfriend Baby will help him to complete it, but what kind of resistance will he encounter? What kind of mission is this, and whether Xiaolong can really complete this mission...
(Source: Baike Baidu)