Nian Yi hides his secret love in his award-winning composition, while Nan Feng collects school magazines without knowing that those words are addressed to him. When the astronomy club and the literature club met, pens and pencils, stargazing notes and composition manuscripts were quietly intertwined, and a youthful mystery about Orion began. Until one day, he picked up the pages of her torn diary, and there was a line on the back: "But the pencil remembers the temperature of the pen." - It turns out that the farthest stars have also deviated from each other's orbit.
Intention: "When science and destiny are entangled, what cannot be solved is not the equation, but the light you hide in my memory."