“We need to talk. Really talk.”

“You’ve got a good voice, George. And a good heart. Shame you don’t use it more often.”

“I’ve decided to study intestinal worms in cows instead. They’re bigger and harder to sabotage. Goodnight.”

Later, while Sheldon is in the shed examining his tapeworm eggs under a microscope, Missy sneaks in. She doesn’t destroy anything—she’s not cruel—but she swaps his labeled slides with blank ones. She just wants him to fail once.

“Linda from church saw you. She said you sang ‘The Gambler’ and Brenda was watching you like a hungry cat.”

He goes outside, sits on the porch, and lights a cigarette (he quit years ago). The camera pulls back to show the quiet Texas night, the Cooper house lit up, and inside, everyone alone together.

But Sheldon notices a tiny fingerprint on one slide. He measures it against family members’ fingers. It matches Missy’s thumb.

“You sabotaged my experiment. That is scientifically unethical.”