The Extraordinary Life of an Ordinary Card Master

[No system + no heroine + no time travel] In the card era, Shen Qiaojiu originally thought that he would live an ordinary and happy life like Sanwu in the introduction. As long as you complete some card production orders every day, study popular series, and earn some money from other card masters to change card sets, you can spend every day happily. However, the author's big hand stirred up the whirlpool of fate, forcing him, a mere mortal, to step onto the unpredictable world stage and perform on the same stage with many powerful figures. From then on, he needs to work hard every day for strength, study the unknown secrets of the world, and earn rewards that are unique in the world... ... Hey, wait, why does it sound more interesting here?