That night, a heavy storm filled the whole arena.

Elise had been sitting in the common room after dinner, half-listening to Patricia describe her grandchildren while thunder rumbled distantly. Most of the retreat attendees were scattered around when the lights flickered and went out completely.

The room plunged into darkness so absolute that Elise couldn’t see her own hand in front of her face.

“Everyone stay calm,” Dr. Reyes’s voice cut through the rising murmurs. “This happens sometimes with storms. I’ll get the…”

Before she could finish, thunder cracked overhead causing the windows to rattle.

Elise’s breath caught in her throat.

Suddenly she wasn’t in the retreat center anymore. She...