“Where are you?” I called out to Christian as I realized that our invisibility cloaks were still covering our faces.

“Never mind,” Christian grumbled as I could sense him hanging his head in shame. “I’ll see you in a bit.”

“Christian, no!” I cried out, as I anticipated that the very worst of my fears would come true — that he would disappear on me all over again, but this time, for good.

“I need you to stay here,” ...