Young: Sheldon S04e18 M4b

His twin sister, Missy, kicked open the bedroom door. She was holding a bag of chips and looked thoroughly bored. "Mom said to stop hogging the phone line. I need to call Tracey."

She slammed the door.

The humidifier hummed in the corner of the small bedroom, a low, steady drone that usually irritated Sheldon Cooper to no ends. However, tonight, the sound was merely background noise to the rhythmic clacking of a mechanical keyboard. young sheldon s04e18 m4b