I peeled back the tape and lifted a flap.

“It’s empty,” I said.

“It can’t be.”

The light wasn’t great, so I reached in and felt around. Definitely empty.

“What, is it glued to the floor or something?”

“No. Look, it definitely moves.” I nudged it again. “It’s just really heavy.”

“It’s got to be something…” He peered in. “Hey, there’s something written on the inside.”

“What does it say?”