im seeing a lot of support actually that gojo shouldn't have died, not slander. the gojo fanbase is strong and for him to go out with some bs ending dialogue like this is insane bc he was working sukuna all fight.
I think it could be as she said. She saw how the true wife treated her children and realized she loves her children more than her position. Plus it probably helps that now the heir is out, there's less stress upon her children and her position. She's just happy that her children are happy and in good standing than risking it.