Geum Tae Young studied Saju (fortune telling based on calendar dates) to write his own novel, but his novel was not successful. He happens to meet ascetic person Myung Seung, who lets Geum Tae Young use his office Myung Seung Fortune telling Hall. Myung Seung tells Geum Tae Young that he can do whatever he wants there like writing his novel again. Some customers will come in and Geum Tae Young can tell them he is Myung Seung’s pupil and read their fortunes to them. There, Geum Tae Young meets clients, predicts their futures, and help change their fates. (Source: AsianWiki) Adapted from the web novel "Cheonjae Yeogsulini Doeeotda" (천재 역술인이 되었다) by Seommaeul Mr. Kim (섬마을김씨).