Are You Afraid of the Dark? S02 E07 The Tale of the Whispering Walls

"Submitted for the approval of the Midnight Society, I call this story..."

While driving to a carnival, a babysitter and the two children she's looking after get lost. When their car breaks down, she goes inside a house to call for help. Trouble begins when she disappears and the kids soon find out that while they aren't the only ones in the house, they're the only ones that are alive.