It's not that we are young and frivolous and don't want to make progress, but everything is far from being as simple as we think. We have missed a lot of things. The unrealistic dreams and feelings washed away by time will eventually become eternal memories like faded black and white movies. Youth is something that makes us happy, hesitant, frustrated, and sad.
From the perspective of a narration, it narrates the bitterness and suffering of the 16-year-old girl Zeng Bumei in her growth process. It is self-evident that happiness and pain are intertwined. Youth is like a ridiculous but real dream, and it seems that she will never wake up.
In fact, all this cannot be overcome with a few words.