During the rectification of the lock text, QAQ, please understand that Zhao Qingping had a luxurious life before he transferred to the International Department of No. 9 Middle School. With his family facing great changes, can he grow up quickly at the age of sixteen and support his family? Yu Ning struggled step by step, relying on her parents' annual child support and the money she earned from working for many years to barely be able to pay the tuition for the International Department of No. 9 Middle School. Having spent a lot, can he continue to support his own world? The relationship between the two heats up, but when it's time to finally get there, something unexpected happens. Just as Zhao Qingping became more aware of Yu Ning's hardships over the years and felt more and more sorry for Yu Ning, Yu Ning gradually discovered that the different life situations of the two people in the past ten years had created a huge gap between the two. No matter how poor Zhao Qingping's family is, the vision and height provided by his good background are unparalleled by Yu Ning, a young man who climbed up from the mud step by step. Zhao Qingping and Yu Ning, two teenagers with completely different family backgrounds, life experiences and personalities, but who can't help but be attracted to and cherish each other, can they overcome all kinds of hardships and finally join hands to advance and retreat and become invincible?