Lin Luoran suddenly arrives here and Liu Qingdai is totally unprepared. Liu is now more than thirty years old. The Earth Federation promotes procreation and early marriage. The society regards Liu Qingdai as a single "old" woman now more than Lin Luoran's days, three hundred years ago.

Away from city life with a regular lifestyle, Liu Qingdai looks younger than she actually is. However, she is no longer a "girl" a long time ago. When she sees Lin Luoran again, her eyes turn red ...