Seeing as Rob and Anne were up in their fifties by the time they adopted Sam, she was intimately familiar with old-people music. And normally, would have appreciated the joke.

It bothered her a little that Liv thought she had so little impulse control.

But what was really bothering her was... "They wanted us to find this," she said, letting Liv pull her away from the shelves. "They had to. No self-respecting scientists would just leave data out like this for the subjects to find. They...had to."