"Yu Ji, your life is like an exercise book filled with answers."
"Lin Wu, you live like a weather forecast that never goes wrong."
Later, the corners of the exercise book were filled with silhouettes belonging to only one person, and the weather forecaster finally found a clear sky where all the smiles could be put away.
Intent: In the lonely youth, two imperfect individuals become the "determined coordinates" in each other's lives through sincere companionship and understanding, and work together to complete a gentle self-growth and mutual redemption.