The World of Cultivating Immortals Sold for 53, and My Friend Made a Lot of Money!

Yunsu traveled to a world of immortal cultivation, but his golden finger turned out to be selling books? If it were some top-notch magic or top-notch magical power, then it would be easy to say, but the result... "Alas! Miss, have you been feeling haggard recently, with so many thoughts, that you can't even sleep? Yun recommends this book to you, "Five Years of College Entrance Examination, Three Years of Simulation Mathematics". As long as you read it carefully for one night, I'm sure all the questions will be cleared away!" "Ah! Sir, although it is difficult to regenerate a broken arm, my comfort is not practical, but believe me, books can provide strength and relieve your worries. This book "How Steel Was Tempered" is very suitable." [Bookstore Salesperson System, work hard, the next sales champion will be you! [Congratulations, you successfully sold 1 book, the progress is 1/1, and goal one has been completed. [Congratulations, you have successfully sold 1 book, and the progress is 1/2. There is still a long way to go before goal 2. Please keep up your efforts! There is a "Shicheng Bookstore" at the foot of Zhongnan Mountain. There is a man in Tsing Yi with white hair and red eyes in the Shicheng Bookstore. This man is the owner of the bookstore. Passing by this place, the cultivator who met this opportunity called the bookstore owner—— "The guardian mountain god of Zhongnan Mountain", "the power to suppress demons with a snap of his fingers", "the lonely banished immortal of the previous era", "the gatekeeper of heaven"...