"Whoa, Sunray," Dad said when he picked up my call. "You're up and at it early this morning. Everything okay?"

"Sure. I mean..." I had no idea how to answer that, so I didn't. "Listen, Dad, Bernie's battery is dead, so to save time, can you take an Uber here for a new one? Can you bring Chloe too?"

"I was just headed out to hear old Bernie purr. This is about the time-travel thing you were going on about last night, isn't it?"

"Yep. Just like I've been right about ...