Noises.
Beep. Beep.
Is the house on fire? Is carbon monoxide collecting? Is the coffee ready? Is it a bird?
Know your beeps. If can’t hear the beeps, you’re out of luck. Or lucky, if you don’t like beeps.
A series of mysterious beeping tones can function as a cost-free hearing test for husband and wife. Hugh heard the faint little beeps first. Then ...