Some people say that life is like an hourglass. From the moment you come into this world, the sand in the hourglass begins to flow away, until there is no sand left in the hourglass...
So the sand in the upper part of the hourglass is like life, while the sand in the lower part is the memories accumulated bit by bit in life...
I wrote this novel just to commemorate the lost beauty of Zeng Jin's ignorant youth...