Lu Chuan is an ordinary local tour guide. He met the beautiful woman Bai Lili in a five-day tour. With the progress of the tour, they went from being strangers to falling in love with each other. The two lonely hearts gradually approached each other. Sublimely sublimated to lovers, thus eliciting their respective past experiences layer by layer, thus showing the tour guide profession and the inner pain and joy, joy and sorrow. While showing the rich and colorful professional life of tour guides, it also shows vivid and beautiful pictures. The prairie scenery takes readers to experience the true feeling of traveling in Inner Mongolia. After a sudden accident leading a tour group, Lu Chuan was forced to choose to give up the profession he once loved. After resigning, Lu Chuan suffered from severe depression Lu Chuan's heart is constantly tormented by depression, self-pity, autism, doubt, and anxiety, making him miserable. The departure of friends, misunderstandings by family members, and the troubles of old failed relationships make Lu Chuan almost lose himself. When he was most isolated and helpless, a woman encouraged him with love and helped him regain his strength. When Lu Chuan got back on track with his career, this woman left his life.