She hadn't been protecting our house from the outside world.
She was buying the illness that was slowly destroying our daughter, waiting for me to take the blame for "forgetting" her care.
A single bookmark was pinned to the top of her browser:
"How to legally claim 100% of a child's medical insurance settlement fund in the event of parental negligence."
It wasn't poison. It wasn't drugs.
It was a clinical-grade immunosuppressant—the exact medication doctors had been giving my 7-year-old daughter for her mysterious, untreatable autoimmune illness.
I quietly went back to my laptop and pulled up my wife's search history on our shared cloud account from that afternoon.