With the end of his failed eighteenth birthday, Lang Yao, under his father's persuasion and arrangement, chose to go to the other side of the world - Buenos Aires, the capital city of Argentina - as his new starting point. However, on the plane heading south, Lang Yao's heart still lingered on the figure that once made him feel lost. After the new life began, Xiao Xu, Yu Yue, Jiang Haodong and others who appeared around him continued to influence his mood. But what really made him unable to control himself was always the "ambiguous" smell coming from that figure, lingering day and night, tossing and turning. Choosing to give up or continue to endure is a difficult decision for Lang Yao who insists on persisting. Where will this chaotic and confusing state of mind go? It seems that it can only be until it is destined to come...