A Mediocre Senior Brother平平无奇大师兄; Unremarkable Big Brother; Mediocre and Typical Big Senior

An ordinary salesman transmigrated to a Xianxia world and is known as the good-looking Lu Changsheng. Due to his godly looks, people think he's a genius, but he actually has mediocre talent. His master wants him to be Elder Senior Brother, but will he be able to pull it off with just looks?