Zeng Xiaocao and Xia Lidong, unrelated siblings
The seemingly weak yet strong Xiaocao made Xia Lidong unknowingly moved by her family struggle with the stubborn little kid Xia Lidong. Xia Lidong, who longed for love, and had a tough mouth, always stood with a mocking attitude behind Zeng Xiaocao, who silently fell in love with someone else for the first time.