Acting on Her Own

With "Enhance" at full power, we raced down the stairs.

At last, we reached the sixtieth floor.

Beyond the arch lay a teleportation circle and a circular space modeled after an arena.

The structure itself was no different from the boss floors we'd seen so far.

There was only one difference: the center of the arena.

An amorphous black mass writhed there, pulsing as though alive.

"As I thought, the boss is a copy too."

Lyle murmured.

"The question is what makes it different. There's no way it's just like the regular monsters."

Elena kept her wary eyes on the black mass...