Shui Ying, an ordinary orphan, died in a car accident. Under the magical influence of the "Moon of Lies", her soul traveled through time and space to the ancient times, and resurrected in the body of Du Yue'er, a young lady from the Du family who fell into the water. The daughter should strengthen herself, disguise herself as a man with her boudoir friends Lin Rumei and Su Wanrou, and use the family's money to invest in the most promising industry - In the brothel, they later got acquainted with Shui Ling, a "girl from the Lottery Family". The four of them became sworn brothers, with Jin Lan as the eldest, Lin Rumei as the elder, Shui Ling as the second, Su Wanrou as the third, and Shui Ying as the last. People called them "the eldest young master", "the second young master", "the third young master" and "the fourth young master". The four of them made a lot of money, and the names of the four young masters also became famous, and their wheels of fate began to turn...