The protagonist, Zhou Kun, has been graduating from college for five years and is now working in a company. He was kicked out because he had to compete with the young boss of the company who had just graduated from college for a planning job. Later, I went to work at my best friend's place, but because my friend took care of food and housing but refused to pay me, I left sadly. Desperate, Zhou Kun remembered his dream of writing in high school and college, so he began to pursue his dream. During a trip to Yunnan, Zhou Kun was inspired by a stranger and began to return to his hometown to pursue the girl he liked in high school, Shen Xia Tian. At the moment they met, Shen Xia Tian was hit by a sudden van. Faced with such a blow, he regarded his hometown as a place of sadness. He returned and settled in Kunming, concentrating on writing, and seeking to find his own piece of sky.