A junior employee's quest to conquer Wall Street! Yoon Do-kyung is just an ordinary counter clerk until he receives a suspicious text one day: [You have won a VIP service membership.]Do-Kyung dismisses it as just another stock-tipping scam and goes to work as usual. After being asked for his opinion during work, he casually advises his senior, Private Banker Choi Woo-jin, to keep an eye on the paper industry. When Do-kyung's prediction hits the mark perfectly, Woo-jin realizes his junior's talent is being entirely wasted at the counter and recruits him for a new project. But just as Do-kyung prepares to make his move, Ryu Tae-hwa is appointed as the new manager of Yuseong Investment & Securities's Seongnam branch—turning the entire office dynamic upside down...