Gu Mingzhu refuses to accept an arranged engagement and chooses to leave on the day of her engagement ceremony. By a twist of fate, she gets into the vehicle of Lu Ye, a delivery rider. Lu Ye receives a special assignment: to escort a precious food box to Yunnan within eighteen days. The two embark on a journey together, visiting distinctive old restaurants in different places and facing one challenge after another along the way. During the trip, Gu Mingzhu learns to make a living independently and take responsibility for her actions. These two young people with completely different personalities gradually come to understand each other through their journey filled with the warmth and bustle of everyday life, ultimately achieving personal growth, career success, and sincere love.