Lin Yan, a thorny student, and Xu Suizhou, a cold-blooded academic tycoon, become roommates. They seem to be incompatible, but they secretly develop feelings for each other through the problem-solving ideas in their exercise books and the orange soda they share during class. Lin Yan discovered that Xu Suizhou would draw a small smiling face in the corner of his draft paper. Xu Suizhou noticed that Lin Yan always secretly stuffed him with coffee when he stayed up late. When the two-way secret love was broken by rumors, the two people showed their feelings nervously, and unexpectedly received the support of both parents - it turned out that the two families were old acquaintances and had long regarded each other as "family". From side-by-side self-study in the library to sunset walks on the playground, teenagers hold each other tightly amidst prejudice and rumors, letting the heartbeat hidden in the cuffs of their school uniforms grow into the gentlest form in the soil of youth.
Intention: Focus on the two-way redemption and undifferentiated acceptance of breaking labels in the growth of youth,