He actually covers his face with his hands for a second, breathing in slowly, in a rare display of vulnerability.

She's seen BOB before.

She's seen him before.

It means ... it probably means it's not just a game. Cooper doesn't know a lot about BOB's motives but he has a number of REALLY good suspicions and he thinks several appearances mean that BOB is committed.

Committed to Heather.

And threatening to climb up his throat are the lives of all the people he's ever failed to save.

"Tell me about it."

It's a demand that's sort of broken if you listen closely, but it's still a demand and its coupled with a look her way that means she really should.

His hands are back on the table, locked together hard.