Blueprint for Ruin

Gavin was directing the others as they carried the last of the supplies out. When he saw Harper sneeze, he looked over at her. "It's getting colder every day. You should put on another layer."

"I'm fine. I'm built like a tank." Harper yawned. She stretched and waved a hand. "I'm gonna get some sleep. Need to be well-rested if we're going to pull off something big."

As soon as she headed upstairs,