The siblings always had a good relationship. Long Chengyu was very protective of his sister Long Ziran, and as the only child in the family, she was naturally doted upon by everyone. Yet, despite this, Long Ziran never developed any signs of "princess syndrome." On the contrary, she had always been a strong and sensible girl since she was little.
This might have been due to her upbringing with Long Wuhan, a man of true grit. Compared to their mother Su Chan, Long Chengyu and Long Ziran spent more time with their father. When convenient, the two would occasionally train with the soldiers. As a simple example, their weekly mandatory course included a five-kilometer weighted run since they were children—how could they afford to be spoiled?
Of course, Long Wuhan trained alongside them, and without hesitation, he'd crack his belt at those who couldn't keep up. As a young girl, Long Ziran ran while crying. As her brother, Long Chengyu naturally wanted to protect her, so...