"However, not only did Nangong Nuannuan snatch Yalin's boyfriend, she also angered my grandfather and father to this extent, causing us such great losses. No matter what, that evens out Yalin's assassination attempt on her. Therefore, I don't think that Yalin should apologize to her. We definitely won't do that either."
Seeing the hatred in Shi Zhongyu and his sister's eyes, they thought it was good enough that they did not go and chop Nangong Nuannuan up. Shi Maowen did not expect them to understand his reasoning right now.
After all, even Old Master Shi could not figure it out.