They say postpartum depression after 8 months is very rare.
She was diagnosed with bipolar before which is connected with borderline.
They point to her behaviour, like her internet searches how to do suicide, pyschosis etc..
Well, bordelines are most dangerous females.
They point to potential issues in their marriage. He would have avoidant style under love bombing (when she is in the mood). And he would also be weak man, from her perspective. Like letting her run family in practice.
Well, children do lower woman's lower mate value, so getting rid of them and going again on market makes sense.
And it be suicide of spite made to damage her husband. She could conclude children can't cope without her, so they have to go too.