Introduction: The story happened to a pair of talented men and women who have been together for many years. They clearly saw the shadow of love, but no one pierced the window paper; after many things, when they could finally protect each other openly, they inadvertently missed each other. For them, love is sometimes like the wind, which has no shadow when it wanders, making you unable to catch it no matter what, but it peeks into your heart inadvertently; sometimes it is like rain, which even though you have touched its temperature, makes you unable to feel any warmth, but warms your heart when you are lost. In short, the warmth in the memory is the burning enthusiasm of youth, and the dazzling fleeting time of blooming flowers...