One is a young lady who lives in a boudoir, and the other is a wanderer who travels all over the world; one is stubborn, indifferent, but persistent; just for those few days of tenderness and emotion, she walked out of the high wall to find his footprints; one is heroic, righteous, but uninhibited; he has traveled to all corners of the world, meeting all kinds of men and women, but in the end he never stopped for one person. After going through all kinds of hardships, thousands of times, where the flowers fall, people meet, who knows when they gather and disperse?