The seven crowns hovered in the air.

Each one belonged to a different guardian.

Blue for Caelan.

Gold for Seraphina.

Black for Nethros.

Silver for Aster.

Violet for the Keeper.

Red for Lyra.

And white for Lucien.

They formed a perfect circle around the Crystal Heart.

Nobody moved.

Nobody spoke.

Even the Hollow King remained still.

Lucien looked at the seven crowns.

"What happens now?"

The Keeper stared at them.

"The final door."

Lucien frowned.

"You said the crowns would rebuild the prison."

"They will."

"Then why did the Hollow King say we opened the final door?"

The Keeper's expression darkened.

"Because the prison wasn't the final door."

Lyra looked...