In the autumn of 2008, ginkgo leaves fell into Jiang Sui's composition book, and science student Lin Xu wrote down trigonometric functions on the glass window. The ginkgo bookmark of puppy love was confiscated by the dean. Eight years later, the cafe was filled with mist, and the yellowed composition text collided gently with the thermos cup, playing the waltz of time.
Concept: The vernier caliper of time will eventually hit the scale of longing, and the regrets of adolescence will find a perfect solution in the formula of time, proving that the most sincere encounter always follows the law of conservation of energy.