Actually, she couldn't be more aware that the three stinky boys had been fond of their sister from a young age. Everyone thought that after Jian Zhiqin got married, they would have a sister, a sister from their own family. The three of them were even more anxious about Jian Zhiqin becoming a father. But lo and behold, it turned out to be another stinky boy.
And the poor little boy born to Jian Zhiqin, just because he was male, had not been spared from beatings by his three older male cousins since he was little.
In their family, boys needed to be raised tough, while girls could be pampered.