Now, Bianca instinctively curled up on the sofa, trembling with fear. She imagined countless black shadows reaching out to grab her.

“No, stay away from me!” she cried out in terror.

Panicked, Bianca quickly turned on her phone’s flashlight. The dim light eased her fear a bit.

But then, she realized her phone had a low battery because she had forgotten to charge it.

Just then, her phone rang—it was Dave!

Relieved, Bianca answered right away.

“I ...