Cui Yin drifted away from home since childhood, and after being welcomed back into a wealthy family, she faced much unfair treatment. Instead of blindly enduring and compromising, she remained clear-headed and self-contained, using her wisdom to expose the schemes and biases around her, protecting her own rights and interests. At the same time, she always kept her heart focused on studying and sharpening herself, finally winning first place with a full score in the municipal Olympiad mathematics competition, gaining qualification for guaranteed admission to a top university, and also reaping true care and recognition from her family. The story conveys a positive growth philosophy of self-reliance, strength, and winning respect through one's own strength.