Around the time of the Republic of China, the southern warlord Lin Quelun quelled the disputes and the northern warlords crossed the river to rule. In order to develop industry and devote themselves to people's livelihood, they adopted the advice of his staff He Sinan and carried out the "Return to Nest Plan". A large number of scientists and artists returned to the country one after another, celebrating the beauty of the southern capital. In the end, Zhong Ruoran returned to Youqing from country E with his family. Ruoran, who is full of Western liberal temperament, accidentally met the young and wise He Zhiyu, the son of He Sinan, known as "He Xiang". He has been in various political offices in the south with his father since he was a child, and he is like the next "He Xiang". The two are attracted to each other and plan to walk through the flowers of life hand in hand, but they find many difficulties. He Zhiyu is faced with a dilemma. Should he let go of his tiring love? Who will reveal the answer to the confusion?