When Sima Buping and Ouyang Wudi were young, they saved the divine bird Phoenix - the Phoenix God. In order to repay their life-saving grace, Phoenix God gave two people a space respectively. A few years later, Sima Buping and Ouyang Wudi were seriously injured due to encountering a powerful enemy, so they opened space respectively to obtain space inheritance and embarked on the road of cultivating immortals. After embarking on the road of cultivating immortals, the two returned to the world of mortals to experience. They met Nightingale, who had traveled from the 21st century for some reason and merged with Zhao Qiying, which once again triggered a love-hate relationship that spanned four hundred years.