When she was twelve years old, Xu Qinghe and Lu Shiheng were noisy elementary school classmates. She looked at his hand turning the Rubik's Cube and wanted to ask, "Teach me," but was interrupted by the school bell.
When she was sixteen and in her first year of high school, a friend casually mentioned the familiar boy on the fourth floor, and the name he spoke was like a key, opening up her dusty old days.
She secretly looked at him in the crowd, hiding the Rubik's Cube she hadn't learned and the words she hadn't spoken into a secret love that no one knew about.
Concept: a two-way reflection of youthful reunion and youth's worries