Lu Zhiyi's world once collapsed into the bright red "8 points" on the test paper and the lingering rumors in his ears.
Until Jiang Shu broke into her night sky like a silent and certain star trail.
He taught her how to balance chemical equations and how to be arrogant in the face of ill will.
He remembered all her little preferences, but never explained why.
During their long companionship, she gradually pieced together the truth:
His gaze spanning the entire youth was much earlier and longer than she knew.
"Jiang Shu, are you my salvation or another conspiracy?"
"I am your necessity."