Introduction to the unorthodox version: Xu Kan has gone through... as a three good youth in a new era, he didn't expect the world to be so dangerous it has become his long cherished wish to find a lucky son and hold his thigh tightly but he didn't expect that the son of good luck was around... (shuangwen, shuangwen, shuangwen!) Introduction to the serious version: the sky is three feet high, and Xu Kan raised his head!