When Lin Jin was 12 years old, her parents divorced and she followed her mother. A year later, Lin's mother found another couple, but her stepfather also had a son. From then on, Lin Jin had a brother. But she never told anyone that she and her brother were in the same school from junior high school to high school. Lin Jin has a competitive character, but her brother always puts her down in everything. His grades are better than hers, his personality is better than hers, and he even looks better than her. She hates this brother who fell from the sky. But she didn't know that this brother had an unknown secret.
Concept: If I were a clover, then you would be my fourth leaf.