He was the first proton of the Wu Dynasty, Shen Ping'an, the third son of a concubine of Changxinghou Crown Prince of the Great Wu Dynasty. He showed extraordinary intelligence since he could speak, and was very popular. However, because his mother was a singing girl in the Jiaofang Division, he was not favored for his identity, no matter how smart he was. When Shen Ping'an was five years old, the Great Wu Dynasty and the Yunmo Kingdom started a war and were defeated. They demanded compensation for two cities and eighty million taels of silver. They ordered a prince to be sent as a hostage. Of course, the emperor only had two sons. He couldn't bear it, so he left and the minister proposed to take him in. The prince was granted the title of king and sent as a hostage. Marquis Changxing recommended himself and pushed his five-year-old grandson Shen Ping'an out. The emperor saw that the child was smart and liked him, so he immediately named him Prince of Qiongxiao County and sent him to Yunmo Kingdom on the same day.
However, Shen Pingan died in Yunmo Country the next year. At this time, in the 21st century, he was an orphan since childhood, worked as a passionate youth, and later became a professor through hard work. Now at thirty-two, he suddenly died and entered Shen Pingan's six-year-old body...